Examples with OriginatorIdentifierOrKey com.github.zhenwei.pkix.util.asn1.cms.OriginatorIdentifierOrKey used on opensource projects

Example 1 with OriginatorIdentifierOrKey

use of com.github.zhenwei.pkix.util.asn1.cms.OriginatorIdentifierOrKey in project LinLong-Java by zhenwei1108.

the class KeyAgreeRecipientInfoGenerator method generate.

public RecipientInfo generate(GenericKey contentEncryptionKey) throws CMSException {
    OriginatorIdentifierOrKey originator = new OriginatorIdentifierOrKey(createOriginatorPublicKey(originatorKeyInfo));
    AlgorithmIdentifier keyEncAlg;
    if (CMSUtils.isDES(keyEncryptionOID.getId()) || keyEncryptionOID.equals(PKCSObjectIdentifiers.id_alg_CMSRC2wrap)) {
        keyEncAlg = new AlgorithmIdentifier(keyEncryptionOID, DERNull.INSTANCE);
    } else if (CMSUtils.isGOST(keyAgreementOID)) {
        keyEncAlg = new AlgorithmIdentifier(keyEncryptionOID, new Gost2814789KeyWrapParameters(CryptoProObjectIdentifiers.id_Gost28147_89_CryptoPro_A_ParamSet));
    } else {
        keyEncAlg = new AlgorithmIdentifier(keyEncryptionOID);
    }
    AlgorithmIdentifier keyAgreeAlg = new AlgorithmIdentifier(keyAgreementOID, keyEncAlg);
    ASN1Sequence recipients = generateRecipientEncryptedKeys(keyAgreeAlg, keyEncAlg, contentEncryptionKey);
    byte[] userKeyingMaterial = getUserKeyingMaterial(keyAgreeAlg);
    if (userKeyingMaterial != null) {
        return new RecipientInfo(new KeyAgreeRecipientInfo(originator, new DEROctetString(userKeyingMaterial), keyAgreeAlg, recipients));
    } else {
        return new RecipientInfo(new KeyAgreeRecipientInfo(originator, null, keyAgreeAlg, recipients));
    }
}

Example 2 with OriginatorIdentifierOrKey

use of com.github.zhenwei.pkix.util.asn1.cms.OriginatorIdentifierOrKey in project LinLong-Java by zhenwei1108.

the class KeyAgreeRecipientInformation method getSenderPublicKeyInfo.

private SubjectPublicKeyInfo getSenderPublicKeyInfo(AlgorithmIdentifier recKeyAlgId, OriginatorIdentifierOrKey originator) throws CMSException, IOException {
    OriginatorPublicKey opk = originator.getOriginatorKey();
    if (opk != null) {
        return getPublicKeyInfoFromOriginatorPublicKey(recKeyAlgId, opk);
    }
    OriginatorId origID;
    IssuerAndSerialNumber iAndSN = originator.getIssuerAndSerialNumber();
    if (iAndSN != null) {
        origID = new OriginatorId(iAndSN.getName(), iAndSN.getSerialNumber().getValue());
    } else {
        SubjectKeyIdentifier ski = originator.getSubjectKeyIdentifier();
        origID = new OriginatorId(ski.getKeyIdentifier());
    }
    return getPublicKeyInfoFromOriginatorId(origID);
}