Example usage for org.bouncycastle.asn1 DEROctetString DEROctetString

List of usage examples for org.bouncycastle.asn1 DEROctetString DEROctetString

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Introduction

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

Prototype

public DEROctetString(ASN1Encodable obj) throws IOException

Source Link

Document

Constructor from the encoding of an ASN.1 object.

Usage

From source file:org.xwiki.crypto.password.internal.kdf.ScryptKDFParams.java

License:Open Source License

/**
 * Create Scrypt parameters with a key length.
 *
 * @param salt is the salt value.//ww  w .  j  av a2  s  .  c o m
 * @param costParameter is the CPU/Memory cost parameter N.
 * @param blockSize is the block size parameter r.
 * @param parallelizationParameter is the parallelization parameter.
 * @param keyLength is the length in octets of the derived key.
 */
public ScryptKDFParams(byte[] salt, int costParameter, int blockSize, int parallelizationParameter,
        int keyLength) {
    this.salt = new DEROctetString(salt);
    this.costParameter = new ASN1Integer(costParameter);
    this.blockSize = new ASN1Integer(blockSize);
    this.parallelizationParameter = new ASN1Integer(parallelizationParameter);
    this.keyLength = (keyLength >= 0) ? new ASN1Integer(keyLength) : null;
}

From source file:org.xwiki.crypto.password.internal.pbe.factory.BcPBES2AesCipherFactory.java

License:Open Source License

@Override
protected PasswordBasedCipher getPasswordBasedCipher(boolean forEncryption, final KeyDerivationFunction kdf,
        SymmetricCipherParameters params) {
    /** Overwrite the key length with itself, since the key length will be encoded in the algorithm identifier */
    kdf.overrideKeySize(kdf.getKeySize());

    return new AbstractBcPBES2Cipher(getCipherFactory().getInstance(forEncryption, params), kdf, params) {
        @Override/* w  w w .  ja va2 s .c  o  m*/
        protected EncryptionScheme getScheme(SymmetricCipherParameters parameters) {
            return new EncryptionScheme(
                    getAESAlgoritmIdentifier(((KeyWithIVParameters) parameters).getKey().length),
                    new DEROctetString(((KeyWithIVParameters) parameters).getIV()));
        }
    };
}

From source file:org.xwiki.crypto.password.internal.pbe.factory.BcPBES2BlowfishCipherFactory.java

License:Open Source License

@Override
protected PasswordBasedCipher getPasswordBasedCipher(boolean forEncryption, final KeyDerivationFunction kdf,
        SymmetricCipherParameters params) {
    return new AbstractBcPBES2Cipher(getCipherFactory().getInstance(forEncryption, params), kdf, params) {
        @Override//from w  w w . j  a v a 2 s  .c  o  m
        protected EncryptionScheme getScheme(SymmetricCipherParameters parameters) {
            return new EncryptionScheme(ALG_ID, new DEROctetString(((KeyWithIVParameters) parameters).getIV()));
        }
    };
}

From source file:org.xwiki.crypto.password.internal.pbe.factory.BcPBES2DesEdeCipherFactory.java

License:Open Source License

@Override
protected PasswordBasedCipher getPasswordBasedCipher(boolean forEncryption, KeyDerivationFunction kdf,
        SymmetricCipherParameters params) {
    return new AbstractBcPBES2Cipher(getCipherFactory().getInstance(forEncryption, params), kdf, params) {
        @Override/*from w  w  w .j av a 2s. c o  m*/
        protected EncryptionScheme getScheme(SymmetricCipherParameters parameters) {
            return new EncryptionScheme(PKCSObjectIdentifiers.des_EDE3_CBC,
                    new DEROctetString(((KeyWithIVParameters) parameters).getIV()));
        }
    };
}

From source file:org.xwiki.crypto.password.internal.pbe.RC5CBCParameter.java

License:Open Source License

/**
 * Create a new instance with the optional initialization vector and a specific parameter version.
 * @param parameterVersion the version of this parameter structure, should be v1-0 (16).
 * @param rounds the number of "rounds" in the encryption operation between 8 and 127.
 * @param blockSizeInBits the block size in bits, may be 64 or 128.
 * @param iv the initialization vector./*w  w w . j a  va 2  s .  co m*/
 */
public RC5CBCParameter(int parameterVersion, int rounds, int blockSizeInBits, byte[] iv) {
    this.version = new ASN1Integer(parameterVersion);
    this.rounds = new ASN1Integer(rounds);
    this.blockSizeInBits = new ASN1Integer(blockSizeInBits);
    this.iv = (iv != null) ? new DEROctetString(iv) : null;
}

From source file:org.xwiki.crypto.pkix.params.x509certificate.extension.X509IpAddress.java

License:Open Source License

@Override
public GeneralName getGeneralName() {
    return new GeneralName(GeneralName.iPAddress, new DEROctetString(this.ipAddress));
}

From source file:passwdmanager.hig.no.lds.DG_SOD.java

private static ContentInfo createContentInfo(String digestAlgorithm, Map<Integer, byte[]> dataGroupHashes)
        throws NoSuchAlgorithmException {
    DataGroupHash[] dataGroupHashesArray = new DataGroupHash[dataGroupHashes.size()];
    int i = 0;/*w ww. j a v a2  s  .c om*/
    for (int dataGroupNumber : dataGroupHashes.keySet()) {
        byte[] hashBytes = dataGroupHashes.get(dataGroupNumber);
        DataGroupHash hash = new DataGroupHash(dataGroupNumber, new DEROctetString(hashBytes));
        dataGroupHashesArray[i++] = hash;
    }
    AlgorithmIdentifier digestAlgorithmIdentifier = new AlgorithmIdentifier(
            lookupOIDByMnemonic(digestAlgorithm), new DERNull());
    LDSSecurityObject sObject2 = new LDSSecurityObject(digestAlgorithmIdentifier, dataGroupHashesArray);
    return new ContentInfo(ICAO_SOD_OID, new DEROctetString(sObject2));
}

From source file:passwdmanager.hig.no.lds.DG_SOD.java

private static SignerInfo createSignerInfo(String digestAlgorithm, String digestEncryptionAlgorithm,
        byte[] content, byte[] encryptedDigest, X509Certificate docSigningCertificate)
        throws NoSuchAlgorithmException {
    /*/*from w  w  w .j  ava2s  .c  o  m*/
     * Get the issuer name (CN, O, OU, C) from the cert and put it in a
     * SignerIdentifier struct.
     */
    X500Principal docSignerPrincipal = ((X509Certificate) docSigningCertificate).getIssuerX500Principal();
    X509Name docSignerName = new X509Name(true, docSignerPrincipal.getName()); // RFC 2253 format
    BigInteger serial = ((X509Certificate) docSigningCertificate).getSerialNumber();
    SignerIdentifier sid = new SignerIdentifier(new IssuerAndSerialNumber(docSignerName, serial));

    AlgorithmIdentifier digestAlgorithmObject = new AlgorithmIdentifier(lookupOIDByMnemonic(digestAlgorithm),
            new DERNull());
    AlgorithmIdentifier digestEncryptionAlgorithmObject = new AlgorithmIdentifier(
            lookupOIDByMnemonic(digestEncryptionAlgorithm), new DERNull());

    ASN1Set authenticatedAttributes = createAuthenticatedAttributes(digestAlgorithm, content); // struct containing the hash of
    // content
    ASN1OctetString encryptedDigestObject = new DEROctetString(encryptedDigest); // this is the signature
    ASN1Set unAuthenticatedAttributes = null; // should be empty set?
    return new SignerInfo(sid, digestAlgorithmObject, authenticatedAttributes, digestEncryptionAlgorithmObject,
            encryptedDigestObject, unAuthenticatedAttributes);
}

From source file:passwdmanager.hig.no.lds.DG_SOD.java

private static ASN1Set createAuthenticatedAttributes(String digestAlgorithm, byte[] contentBytes)
        throws NoSuchAlgorithmException {
    MessageDigest dig = MessageDigest.getInstance(digestAlgorithm);
    byte[] digestedContentBytes = dig.digest(contentBytes);
    ASN1OctetString digestedContent = new DEROctetString(digestedContentBytes);
    Attribute contentTypeAttribute = new Attribute(RFC_3369_CONTENT_TYPE_OID, createSingletonSet(ICAO_SOD_OID));
    Attribute messageDigestAttribute = new Attribute(RFC_3369_MESSAGE_DIGEST_OID,
            createSingletonSet(digestedContent));
    ASN1Encodable[] result = { contentTypeAttribute.toASN1Object(), messageDigestAttribute.toASN1Object() };
    return new DERSet(result);
}

From source file:prototype.AlwaysValidOcspSource.java

License:GNU General Public License

public OCSPReq generateOCSPRequest(X509Certificate issuerCert, BigInteger serialNumber) throws DSSException {

    try {//from ww  w . java2 s  . co  m

        final DigestCalculator digestCalculator = DSSUtils.getSHA1DigestCalculator();
        // Generate the getFileId for the certificate we are looking for
        CertificateID id = new CertificateID(digestCalculator,
                new X509CertificateHolder(issuerCert.getEncoded()), serialNumber);

        // basic request generation with nonce
        OCSPReqBuilder ocspGen = new OCSPReqBuilder();

        ocspGen.addRequest(id);

        // create details for nonce extension
        BigInteger nonce = BigInteger.valueOf(ocspDate.getTime());

        Extension ext = new Extension(OCSPObjectIdentifiers.id_pkix_ocsp_nonce, true,
                new DEROctetString(nonce.toByteArray()));
        ocspGen.setRequestExtensions(new Extensions(new Extension[] { ext }));

        return ocspGen.build();
    } catch (OCSPException e) {
        throw new DSSException(e);
    } catch (IOException e) {
        throw new DSSException(e);
    } catch (CertificateEncodingException e) {
        throw new DSSException(e);
    }
}