Examples with GOST3410PublicKeyParameterSetSpec com.github.zhenwei.provider.jce.spec.GOST3410PublicKeyParameterSetSpec used on opensource projects

Example 1 with GOST3410PublicKeyParameterSetSpec

use of com.github.zhenwei.provider.jce.spec.GOST3410PublicKeyParameterSetSpec in project LinLong-Java by zhenwei1108.

the class GOST3410Util method generatePublicKeyParameter.

public static AsymmetricKeyParameter generatePublicKeyParameter(PublicKey key) throws InvalidKeyException {
    if (key instanceof GOST3410PublicKey) {
        GOST3410PublicKey k = (GOST3410PublicKey) key;
        GOST3410PublicKeyParameterSetSpec p = k.getParameters().getPublicKeyParameters();
        return new GOST3410PublicKeyParameters(k.getY(), new GOST3410Parameters(p.getP(), p.getQ(), p.getA()));
    }
    throw new InvalidKeyException("can't identify GOST3410 public key: " + key.getClass().getName());
}

Example 2 with GOST3410PublicKeyParameterSetSpec

use of com.github.zhenwei.provider.jce.spec.GOST3410PublicKeyParameterSetSpec in project LinLong-Java by zhenwei1108.

the class AlgorithmParameterGeneratorSpi method engineGenerateParameters.

protected AlgorithmParameters engineGenerateParameters() {
    GOST3410ParametersGenerator pGen = new GOST3410ParametersGenerator();
    if (random != null) {
        pGen.init(strength, 2, random);
    } else {
        pGen.init(strength, 2, CryptoServicesRegistrar.getSecureRandom());
    }
    GOST3410Parameters p = pGen.generateParameters();
    AlgorithmParameters params;
    try {
        params = createParametersInstance("GOST3410");
        params.init(new GOST3410ParameterSpec(new GOST3410PublicKeyParameterSetSpec(p.getP(), p.getQ(), p.getA())));
    } catch (Exception e) {
        throw new RuntimeException(e.getMessage());
    }
    return params;
}

Example 3 with GOST3410PublicKeyParameterSetSpec

use of com.github.zhenwei.provider.jce.spec.GOST3410PublicKeyParameterSetSpec in project LinLong-Java by zhenwei1108.

the class BCGOST3410PrivateKey method readObject.

private void readObject(ObjectInputStream in) throws IOException, ClassNotFoundException {
    in.defaultReadObject();
    String publicKeyParamSetOID = (String) in.readObject();
    if (publicKeyParamSetOID != null) {
        this.gost3410Spec = new GOST3410ParameterSpec(publicKeyParamSetOID, (String) in.readObject(), (String) in.readObject());
    } else {
        this.gost3410Spec = new GOST3410ParameterSpec(new GOST3410PublicKeyParameterSetSpec((BigInteger) in.readObject(), (BigInteger) in.readObject(), (BigInteger) in.readObject()));
        in.readObject();
        in.readObject();
    }
    this.attrCarrier = new PKCS12BagAttributeCarrierImpl();
}

Example 4 with GOST3410PublicKeyParameterSetSpec

use of com.github.zhenwei.provider.jce.spec.GOST3410PublicKeyParameterSetSpec in project LinLong-Java by zhenwei1108.

the class BCGOST3410PublicKey method readObject.

private void readObject(ObjectInputStream in) throws IOException, ClassNotFoundException {
    in.defaultReadObject();
    String publicKeyParamSetOID = (String) in.readObject();
    if (publicKeyParamSetOID != null) {
        this.gost3410Spec = new GOST3410ParameterSpec(publicKeyParamSetOID, (String) in.readObject(), (String) in.readObject());
    } else {
        this.gost3410Spec = new GOST3410ParameterSpec(new GOST3410PublicKeyParameterSetSpec((BigInteger) in.readObject(), (BigInteger) in.readObject(), (BigInteger) in.readObject()));
        in.readObject();
        in.readObject();
    }
}

Example 5 with GOST3410PublicKeyParameterSetSpec

use of com.github.zhenwei.provider.jce.spec.GOST3410PublicKeyParameterSetSpec in project LinLong-Java by zhenwei1108.

the class KeyFactorySpi method engineGetKeySpec.

protected KeySpec engineGetKeySpec(Key key, Class spec) throws InvalidKeySpecException {
    if (spec.isAssignableFrom(GOST3410PublicKeySpec.class) && key instanceof GOST3410PublicKey) {
        GOST3410PublicKey k = (GOST3410PublicKey) key;
        GOST3410PublicKeyParameterSetSpec parameters = k.getParameters().getPublicKeyParameters();
        return new GOST3410PublicKeySpec(k.getY(), parameters.getP(), parameters.getQ(), parameters.getA());
    } else if (spec.isAssignableFrom(GOST3410PrivateKeySpec.class) && key instanceof GOST3410PrivateKey) {
        GOST3410PrivateKey k = (GOST3410PrivateKey) key;
        GOST3410PublicKeyParameterSetSpec parameters = k.getParameters().getPublicKeyParameters();
        return new GOST3410PrivateKeySpec(k.getX(), parameters.getP(), parameters.getQ(), parameters.getA());
    }
    return super.engineGetKeySpec(key, spec);
}