Examples with ObjectDataSequence com.github.zhenwei.core.asn1.bc.ObjectDataSequence used on opensource projects

Example 1 with ObjectDataSequence

use of com.github.zhenwei.core.asn1.bc.ObjectDataSequence in project LinLong-Java by zhenwei1108.

the class ObjectStoreData method toASN1Primitive.

public ASN1Primitive toASN1Primitive() {
    ASN1EncodableVector v = new ASN1EncodableVector(6);
    v.add(new ASN1Integer(version));
    v.add(integrityAlgorithm);
    v.add(creationDate);
    v.add(lastModifiedDate);
    v.add(objectDataSequence);
    if (comment != null) {
        v.add(new DERUTF8String(comment));
    }
    return new DERSequence(v);
}

Example 2 with ObjectDataSequence

use of com.github.zhenwei.core.asn1.bc.ObjectDataSequence in project LinLong-Java by zhenwei1108.

the class BcFKSKeyStoreSpi method getEncryptedObjectStoreData.

private EncryptedObjectStoreData getEncryptedObjectStoreData(AlgorithmIdentifier integrityAlgorithm, char[] password) throws IOException, NoSuchAlgorithmException {
    ObjectData[] dataArray = (ObjectData[]) entries.values().toArray(new ObjectData[entries.size()]);
    KeyDerivationFunc pbkdAlgId = generatePkbdAlgorithmIdentifier(hmacPkbdAlgorithm, 256 / 8);
    byte[] keyBytes = generateKey(pbkdAlgId, "STORE_ENCRYPTION", ((password != null) ? password : new char[0]), 256 / 8);
    ObjectStoreData storeData = new ObjectStoreData(integrityAlgorithm, creationDate, lastModifiedDate, new ObjectDataSequence(dataArray), null);
    EncryptedObjectStoreData encStoreData;
    try {
        if (storeEncryptionAlgorithm.equals(NISTObjectIdentifiers.id_aes256_CCM)) {
            Cipher c = createCipher("AES/CCM/NoPadding", keyBytes);
            byte[] encOut = c.doFinal(storeData.getEncoded());
            AlgorithmParameters algorithmParameters = c.getParameters();
            PBES2Parameters pbeParams = new PBES2Parameters(pbkdAlgId, new EncryptionScheme(NISTObjectIdentifiers.id_aes256_CCM, CCMParameters.getInstance(algorithmParameters.getEncoded())));
            encStoreData = new EncryptedObjectStoreData(new AlgorithmIdentifier(PKCSObjectIdentifiers.id_PBES2, pbeParams), encOut);
        } else {
            Cipher c = createCipher("AESKWP", keyBytes);
            byte[] encOut = c.doFinal(storeData.getEncoded());
            PBES2Parameters pbeParams = new PBES2Parameters(pbkdAlgId, new EncryptionScheme(NISTObjectIdentifiers.id_aes256_wrap_pad));
            encStoreData = new EncryptedObjectStoreData(new AlgorithmIdentifier(PKCSObjectIdentifiers.id_PBES2, pbeParams), encOut);
        }
    } catch (NoSuchPaddingException e) {
        throw new NoSuchAlgorithmException(e.toString());
    } catch (BadPaddingException e) {
        throw new IOException(e.toString());
    } catch (IllegalBlockSizeException e) {
        throw new IOException(e.toString());
    } catch (InvalidKeyException e) {
        throw new IOException(e.toString());
    } catch (NoSuchProviderException e) {
        throw new IOException(e.toString());
    }
    return encStoreData;
}