Examples with ASN1BigInteger com.unboundid.asn1.ASN1BigInteger used on opensource projects

Example 11 with ASN1BigInteger

use of com.unboundid.asn1.ASN1BigInteger in project ldapsdk by pingidentity.

the class RSAPrivateKey method encode.

/**
 * Encodes this RSA private key to an ASN.1 octet string.
 *
 * @return  The ASN.1 octet string containing the encoded private key.
 */
@NotNull()
ASN1OctetString encode() {
    final ArrayList<ASN1Element> elements = new ArrayList<>(9);
    elements.add(new ASN1Integer(version.getIntValue()));
    elements.add(new ASN1BigInteger(modulus));
    elements.add(new ASN1BigInteger(publicExponent));
    elements.add(new ASN1BigInteger(privateExponent));
    elements.add(new ASN1BigInteger(prime1));
    elements.add(new ASN1BigInteger(prime2));
    elements.add(new ASN1BigInteger(exponent1));
    elements.add(new ASN1BigInteger(exponent2));
    elements.add(new ASN1BigInteger(coefficient));
    if (!otherPrimeInfos.isEmpty()) {
        final ArrayList<ASN1Element> otherElements = new ArrayList<>(otherPrimeInfos.size());
        for (final BigInteger[] info : otherPrimeInfos) {
            otherElements.add(new ASN1Sequence(new ASN1BigInteger(info[0]), new ASN1BigInteger(info[1]), new ASN1BigInteger(info[2])));
        }
        elements.add(new ASN1Sequence(otherElements));
    }
    return new ASN1OctetString(new ASN1Sequence(elements).encode());
}

Example 12 with ASN1BigInteger

use of com.unboundid.asn1.ASN1BigInteger in project ldapsdk by pingidentity.

the class RSAPublicKey method encode.

/**
 * Encodes this RSA public key.
 *
 * @return  The encoded representation of this RSA public key.
 */
@NotNull()
ASN1BitString encode() {
    final ASN1Sequence publicKeySequence = new ASN1Sequence(new ASN1BigInteger(modulus), new ASN1BigInteger(publicExponent));
    final boolean[] bits = ASN1BitString.getBitsForBytes(publicKeySequence.encode());
    return new ASN1BitString(bits);
}

Example 13 with ASN1BigInteger

use of com.unboundid.asn1.ASN1BigInteger in project ldapsdk by pingidentity.

the class X509Certificate method encode.

/**
 * Encodes this X.509 certificate to an ASN.1 element.
 *
 * @return  The encoded X.509 certificate.
 *
 * @throws  CertException  If a problem is encountered while trying to encode
 *                         the X.509 certificate.
 */
@NotNull()
ASN1Element encode() throws CertException {
    try {
        final ArrayList<ASN1Element> tbsCertificateElements = new ArrayList<>(10);
        if (version != X509CertificateVersion.V1) {
            tbsCertificateElements.add(new ASN1Element(TYPE_EXPLICIT_VERSION, new ASN1Integer(version.getIntValue()).encode()));
        }
        tbsCertificateElements.add(new ASN1BigInteger(serialNumber));
        if (signatureAlgorithmParameters == null) {
            tbsCertificateElements.add(new ASN1Sequence(new ASN1ObjectIdentifier(signatureAlgorithmOID)));
        } else {
            tbsCertificateElements.add(new ASN1Sequence(new ASN1ObjectIdentifier(signatureAlgorithmOID), signatureAlgorithmParameters));
        }
        tbsCertificateElements.add(encodeName(issuerDN));
        tbsCertificateElements.add(encodeValiditySequence(notBefore, notAfter));
        tbsCertificateElements.add(encodeName(subjectDN));
        if (publicKeyAlgorithmParameters == null) {
            tbsCertificateElements.add(new ASN1Sequence(new ASN1Sequence(new ASN1ObjectIdentifier(publicKeyAlgorithmOID)), encodedPublicKey));
        } else {
            tbsCertificateElements.add(new ASN1Sequence(new ASN1Sequence(new ASN1ObjectIdentifier(publicKeyAlgorithmOID), publicKeyAlgorithmParameters), encodedPublicKey));
        }
        if (issuerUniqueID != null) {
            tbsCertificateElements.add(new ASN1BitString(TYPE_IMPLICIT_ISSUER_UNIQUE_ID, issuerUniqueID.getBits()));
        }
        if (subjectUniqueID != null) {
            tbsCertificateElements.add(new ASN1BitString(TYPE_IMPLICIT_SUBJECT_UNIQUE_ID, subjectUniqueID.getBits()));
        }
        if (!extensions.isEmpty()) {
            final ArrayList<ASN1Element> extensionElements = new ArrayList<>(extensions.size());
            for (final X509CertificateExtension e : extensions) {
                extensionElements.add(e.encode());
            }
            tbsCertificateElements.add(new ASN1Element(TYPE_EXPLICIT_EXTENSIONS, new ASN1Sequence(extensionElements).encode()));
        }
        final ArrayList<ASN1Element> certificateElements = new ArrayList<>(3);
        certificateElements.add(new ASN1Sequence(tbsCertificateElements));
        if (signatureAlgorithmParameters == null) {
            certificateElements.add(new ASN1Sequence(new ASN1ObjectIdentifier(signatureAlgorithmOID)));
        } else {
            certificateElements.add(new ASN1Sequence(new ASN1ObjectIdentifier(signatureAlgorithmOID), signatureAlgorithmParameters));
        }
        certificateElements.add(signatureValue);
        return new ASN1Sequence(certificateElements);
    } catch (final Exception e) {
        Debug.debugException(e);
        throw new CertException(ERR_CERT_ENCODE_ERROR.get(toString(), StaticUtils.getExceptionMessage(e)), e);
    }
}

Example 14 with ASN1BigInteger

use of com.unboundid.asn1.ASN1BigInteger in project ldapsdk by pingidentity.

the class X509CertificateTestCase method testDecodeMalformedCertSignatureAlgorithm.

/**
 * Tests the behavior when trying to decode a certificate with a mismatch in
 * the signature algorithm between the TBSCertificate and Certificate
 * sequences.
 *
 * @throws  Exception  If an unexpected problem occurs.
 */
@Test(expectedExceptions = { CertException.class })
public void testDecodeMalformedCertSignatureAlgorithm() throws Exception {
    final long notBefore = System.currentTimeMillis();
    final long notAfter = notBefore + (365L * 24L * 60L * 60L * 1000L);
    final ASN1Sequence valueSequence = new ASN1Sequence(new ASN1Sequence(new ASN1Element((byte) 0xA0, new ASN1Integer(2).encode()), new ASN1BigInteger(12435L), new ASN1Sequence(new ASN1ObjectIdentifier(new OID("1.2.3.4")), new ASN1Null()), X509Certificate.encodeName(new DN("CN=issuer")), new ASN1Sequence(new ASN1GeneralizedTime(notBefore), new ASN1GeneralizedTime(notAfter)), X509Certificate.encodeName(new DN("CN=ldap.example.com")), new ASN1Sequence(new ASN1Sequence(new ASN1ObjectIdentifier(new OID("1.2.3.5")), new ASN1Null()), new ASN1BitString(new boolean[1024]))), new ASN1OctetString("not a valid sequence"), new ASN1BitString(new boolean[1024]));
    new X509Certificate(valueSequence.encode());
}

Example 15 with ASN1BigInteger

use of com.unboundid.asn1.ASN1BigInteger in project ldapsdk by pingidentity.

the class X509CertificateTestCase method testDecodeMalformedPublicKey.

/**
 * Tests the behavior when trying to decode a certificate with a malformed
 * public key info structure.
 *
 * @throws  Exception  If an unexpected problem occurs.
 */
@Test(expectedExceptions = { CertException.class })
public void testDecodeMalformedPublicKey() throws Exception {
    final long notBefore = System.currentTimeMillis();
    final long notAfter = notBefore + (365L * 24L * 60L * 60L * 1000L);
    final ASN1Sequence valueSequence = new ASN1Sequence(new ASN1Sequence(new ASN1Element((byte) 0xA0, new ASN1Integer(2).encode()), new ASN1BigInteger(12435L), new ASN1Sequence(new ASN1ObjectIdentifier(new OID("1.2.3.4")), new ASN1Null()), X509Certificate.encodeName(new DN("CN=issuer")), new ASN1Sequence(new ASN1GeneralizedTime(notBefore), new ASN1GeneralizedTime(notAfter)), X509Certificate.encodeName(new DN("CN=ldap.example.com")), new ASN1OctetString("not a valid sequence")), new ASN1Sequence(new ASN1ObjectIdentifier(new OID("1.2.3.4")), new ASN1Null()), new ASN1BitString(new boolean[1024]));
    new X509Certificate(valueSequence.encode());
}