Examples with AlgorithmIdentifier com.github.zhenwei.core.asn1.x509.AlgorithmIdentifier used on opensource projects

Example 91 with AlgorithmIdentifier

use of com.github.zhenwei.core.asn1.x509.AlgorithmIdentifier in project jmulticard by ctt-gob-es.

the class SignerInformationVerifier method getContentVerifier.

public ContentVerifier getContentVerifier(AlgorithmIdentifier signingAlgorithm, AlgorithmIdentifier digestAlgorithm) throws OperatorCreationException {
    String signatureName = sigNameGenerator.getSignatureName(digestAlgorithm, signingAlgorithm);
    AlgorithmIdentifier baseAlgID = sigAlgorithmFinder.find(signatureName);
    return verifierProvider.get(new AlgorithmIdentifier(baseAlgID.getAlgorithm(), signingAlgorithm.getParameters()));
}

Example 92 with AlgorithmIdentifier

use of com.github.zhenwei.core.asn1.x509.AlgorithmIdentifier in project jmulticard by ctt-gob-es.

the class BCECPublicKey method getEncoded.

public byte[] getEncoded() {
    boolean pcSet = Properties.isOverrideSet("org.bouncycastle.ec.enable_pc");
    if (encoding == null || oldPcSet != pcSet) {
        boolean compress = withCompression || pcSet;
        AlgorithmIdentifier algId = new AlgorithmIdentifier(X9ObjectIdentifiers.id_ecPublicKey, ECUtils.getDomainParametersFromName(ecSpec, compress));
        byte[] pubKeyOctets = ecPublicKey.getQ().getEncoded(compress);
        // stored curve is null if ImplicitlyCa
        encoding = KeyUtil.getEncodedSubjectPublicKeyInfo(algId, pubKeyOctets);
        oldPcSet = pcSet;
    }
    return Arrays.clone(encoding);
}

Example 93 with AlgorithmIdentifier

use of com.github.zhenwei.core.asn1.x509.AlgorithmIdentifier in project jmulticard by ctt-gob-es.

the class BCMcElieceCCA2PrivateKey method getEncoded.

/**
 * Return the keyData to encode in the SubjectPublicKeyInfo structure.
 * <p>
 * The ASN.1 definition of the key structure is
 * <pre>
 *   McEliecePrivateKey ::= SEQUENCE {
 *     m             INTEGER                  -- extension degree of the field
 *     k             INTEGER                  -- dimension of the code
 *     field         OCTET STRING             -- field polynomial
 *     goppaPoly     OCTET STRING             -- irreducible Goppa polynomial
 *     p             OCTET STRING             -- permutation vector
 *     matrixH       OCTET STRING             -- canonical check matrix
 *     sqRootMatrix  SEQUENCE OF OCTET STRING -- square root matrix
 *   }
 * </pre>
 * @return the keyData to encode in the SubjectPublicKeyInfo structure
 */
public byte[] getEncoded() {
    PrivateKeyInfo pki;
    try {
        McElieceCCA2PrivateKey privateKey = new McElieceCCA2PrivateKey(getN(), getK(), getField(), getGoppaPoly(), getP(), MessageDigestUtils.getDigestAlgID(params.getDigest()));
        AlgorithmIdentifier algorithmIdentifier = new AlgorithmIdentifier(PQCObjectIdentifiers.mcElieceCca2);
        pki = new PrivateKeyInfo(algorithmIdentifier, privateKey);
        return pki.getEncoded();
    } catch (IOException e) {
        return null;
    }
}

Example 94 with AlgorithmIdentifier

use of com.github.zhenwei.core.asn1.x509.AlgorithmIdentifier in project jmulticard by ctt-gob-es.

the class BCMcEliecePrivateKey method getEncoded.

/**
 * Return the key data to encode in the SubjectPublicKeyInfo structure.
 * <p>
 * The ASN.1 definition of the key structure is
 * </p>
 * <pre>
 *   McEliecePrivateKey ::= SEQUENCE {
 *     n          INTEGER                   -- length of the code
 *     k          INTEGER                   -- dimension of the code
 *     fieldPoly  OCTET STRING              -- field polynomial defining GF(2&circ;m)
 *     getGoppaPoly()  OCTET STRING              -- irreducible Goppa polynomial
 *     sInv       OCTET STRING              -- matrix S&circ;-1
 *     p1         OCTET STRING              -- permutation P1
 *     p2         OCTET STRING              -- permutation P2
 *     h          OCTET STRING              -- canonical check matrix
 *     qInv       SEQUENCE OF OCTET STRING  -- matrix used to compute square roots
 *   }
 * </pre>
 *
 * @return the key data to encode in the SubjectPublicKeyInfo structure
 */
public byte[] getEncoded() {
    McEliecePrivateKey privateKey = new McEliecePrivateKey(params.getN(), params.getK(), params.getField(), params.getGoppaPoly(), params.getP1(), params.getP2(), params.getSInv());
    PrivateKeyInfo pki;
    try {
        AlgorithmIdentifier algorithmIdentifier = new AlgorithmIdentifier(PQCObjectIdentifiers.mcEliece);
        pki = new PrivateKeyInfo(algorithmIdentifier, privateKey);
    } catch (IOException e) {
        return null;
    }
    try {
        byte[] encoded = pki.getEncoded();
        return encoded;
    } catch (IOException e) {
        return null;
    }
}

Example 95 with AlgorithmIdentifier

use of com.github.zhenwei.core.asn1.x509.AlgorithmIdentifier in project jmulticard by ctt-gob-es.

the class BCSphincs256PrivateKey method getEncoded.

public byte[] getEncoded() {
    try {
        PrivateKeyInfo pki;
        if (params.getTreeDigest() != null) {
            pki = PrivateKeyInfoFactory.createPrivateKeyInfo(params, attributes);
        } else {
            AlgorithmIdentifier algorithmIdentifier = new AlgorithmIdentifier(PQCObjectIdentifiers.sphincs256, new SPHINCS256KeyParams(new AlgorithmIdentifier(treeDigest)));
            pki = new PrivateKeyInfo(algorithmIdentifier, new DEROctetString(params.getKeyData()), attributes);
        }
        return pki.getEncoded();
    } catch (IOException e) {
        return null;
    }
}