Examples with RSAPublicKey java.security.interfaces.RSAPublicKey used on opensource projects

Example 6 with RSAPublicKey

use of java.security.interfaces.RSAPublicKey in project robovm by robovm.

the class OpenSSLRSAPublicKey method equals.

@Override
public boolean equals(Object o) {
    if (o == this) {
        return true;
    }
    if (o instanceof OpenSSLRSAPublicKey) {
        OpenSSLRSAPublicKey other = (OpenSSLRSAPublicKey) o;
        /*
             * We can shortcut the true case, but it still may be equivalent but
             * different copies.
             */
        if (key.equals(other.getOpenSSLKey())) {
            return true;
        }
    }
    if (!(o instanceof RSAPublicKey)) {
        return false;
    }
    ensureReadParams();
    RSAPublicKey other = (RSAPublicKey) o;
    return modulus.equals(other.getModulus()) && publicExponent.equals(other.getPublicExponent());
}

Example 7 with RSAPublicKey

use of java.security.interfaces.RSAPublicKey in project robovm by robovm.

the class OpenSSLSignature method engineInitVerify.

@Override
protected void engineInitVerify(PublicKey publicKey) throws InvalidKeyException {
    // If we had an existing context, destroy it first.
    destroyContextIfExists();
    if (publicKey instanceof OpenSSLKeyHolder) {
        OpenSSLKey pkey = ((OpenSSLKeyHolder) publicKey).getOpenSSLKey();
        checkEngineType(pkey);
        key = pkey;
    } else if (publicKey instanceof RSAPublicKey) {
        if (engineType != EngineType.RSA) {
            throw new InvalidKeyException("Signature not initialized as RSA");
        }
        RSAPublicKey rsaPublicKey = (RSAPublicKey) publicKey;
        key = OpenSSLRSAPublicKey.getInstance(rsaPublicKey);
    } else if (publicKey instanceof DSAPublicKey) {
        if (engineType != EngineType.DSA) {
            throw new InvalidKeyException("Signature not initialized as DSA");
        }
        DSAPublicKey dsaPublicKey = (DSAPublicKey) publicKey;
        key = OpenSSLDSAPublicKey.getInstance(dsaPublicKey);
    } else if (publicKey instanceof ECPublicKey) {
        if (engineType != EngineType.EC) {
            throw new InvalidKeyException("Signature not initialized as EC");
        }
        ECPublicKey ecPublicKey = (ECPublicKey) publicKey;
        key = OpenSSLECPublicKey.getInstance(ecPublicKey);
    } else {
        throw new InvalidKeyException("Need DSA or RSA or EC public key");
    }
}

Example 8 with RSAPublicKey

use of java.security.interfaces.RSAPublicKey in project robovm by robovm.

the class NativeCryptoTest method test_OpenSSLKey_toJava.

public void test_OpenSSLKey_toJava() throws Exception {
    OpenSSLKey key1;
    BigInteger e = BigInteger.valueOf(65537);
    key1 = new OpenSSLKey(NativeCrypto.RSA_generate_key_ex(1024, e.toByteArray()));
    assertTrue(key1.getPublicKey() instanceof RSAPublicKey);
    key1 = new OpenSSLKey(NativeCrypto.DSA_generate_key(1024, null, null, null, null));
    assertTrue(key1.getPublicKey() instanceof DSAPublicKey);
    long group1 = NULL;
    try {
        group1 = NativeCrypto.EC_GROUP_new_by_curve_name("prime256v1");
        assertTrue(group1 != NULL);
        key1 = new OpenSSLKey(NativeCrypto.EC_KEY_generate_key(group1));
    } finally {
        if (group1 != NULL) {
            NativeCrypto.EC_GROUP_clear_free(group1);
        }
    }
    assertTrue(key1.getPublicKey() instanceof ECPublicKey);
}

Example 9 with RSAPublicKey

use of java.security.interfaces.RSAPublicKey in project robovm by robovm.

the class CipherSpi method engineInit.

protected void engineInit(int opmode, Key key, AlgorithmParameterSpec params, SecureRandom random) throws InvalidKeyException, InvalidAlgorithmParameterException {
    CipherParameters param;
    if (params == null || params instanceof OAEPParameterSpec) {
        if (key instanceof RSAPublicKey) {
            if (privateKeyOnly && opmode == Cipher.ENCRYPT_MODE) {
                throw new InvalidKeyException("mode 1 requires RSAPrivateKey");
            }
            param = RSAUtil.generatePublicKeyParameter((RSAPublicKey) key);
        } else if (key instanceof RSAPrivateKey) {
            if (publicKeyOnly && opmode == Cipher.ENCRYPT_MODE) {
                throw new InvalidKeyException("mode 2 requires RSAPublicKey");
            }
            param = RSAUtil.generatePrivateKeyParameter((RSAPrivateKey) key);
        } else {
            throw new InvalidKeyException("unknown key type passed to RSA");
        }
        if (params != null) {
            OAEPParameterSpec spec = (OAEPParameterSpec) params;
            paramSpec = params;
            if (!spec.getMGFAlgorithm().equalsIgnoreCase("MGF1") && !spec.getMGFAlgorithm().equals(PKCSObjectIdentifiers.id_mgf1.getId())) {
                throw new InvalidAlgorithmParameterException("unknown mask generation function specified");
            }
            if (!(spec.getMGFParameters() instanceof MGF1ParameterSpec)) {
                throw new InvalidAlgorithmParameterException("unkown MGF parameters");
            }
            Digest digest = DigestFactory.getDigest(spec.getDigestAlgorithm());
            if (digest == null) {
                throw new InvalidAlgorithmParameterException("no match on digest algorithm: " + spec.getDigestAlgorithm());
            }
            MGF1ParameterSpec mgfParams = (MGF1ParameterSpec) spec.getMGFParameters();
            Digest mgfDigest = DigestFactory.getDigest(mgfParams.getDigestAlgorithm());
            if (mgfDigest == null) {
                throw new InvalidAlgorithmParameterException("no match on MGF digest algorithm: " + mgfParams.getDigestAlgorithm());
            }
            cipher = new OAEPEncoding(new RSABlindedEngine(), digest, mgfDigest, ((PSource.PSpecified) spec.getPSource()).getValue());
        }
    } else {
        throw new IllegalArgumentException("unknown parameter type.");
    }
    if (!(cipher instanceof RSABlindedEngine)) {
        if (random != null) {
            param = new ParametersWithRandom(param, random);
        } else {
            param = new ParametersWithRandom(param, new SecureRandom());
        }
    }
    bOut.reset();
    switch(opmode) {
        case Cipher.ENCRYPT_MODE:
        case Cipher.WRAP_MODE:
            cipher.init(true, param);
            break;
        case Cipher.DECRYPT_MODE:
        case Cipher.UNWRAP_MODE:
            cipher.init(false, param);
            break;
        default:
            throw new InvalidParameterException("unknown opmode " + opmode + " passed to RSA");
    }
}

Example 10 with RSAPublicKey

use of java.security.interfaces.RSAPublicKey in project robovm by robovm.

the class ServerHandshakeImpl method processClientHello.

/**
     *
     * Processes Client Hello message.
     * Server responds to client hello message with server hello
     * and (if necessary) server certificate, server key exchange,
     * certificate request, and server hello done messages.
     */
void processClientHello() {
    CipherSuite cipher_suite;
    // check that clientHello contains CompressionMethod.null
    checkCompression: {
        for (int i = 0; i < clientHello.compression_methods.length; i++) {
            if (clientHello.compression_methods[i] == 0) {
                break checkCompression;
            }
        }
        fatalAlert(AlertProtocol.HANDSHAKE_FAILURE, "HANDSHAKE FAILURE. Incorrect client hello message");
    }
    byte[] server_version = clientHello.client_version;
    if (!ProtocolVersion.isSupported(clientHello.client_version)) {
        if (clientHello.client_version[0] >= 3) {
            // Protocol from the future, admit that the newest thing we know is TLSv1
            server_version = ProtocolVersion.TLSv1.version;
        } else {
            fatalAlert(AlertProtocol.PROTOCOL_VERSION, "PROTOCOL VERSION. Unsupported client version " + clientHello.client_version[0] + clientHello.client_version[1]);
        }
    }
    isResuming = false;
    FIND: if (clientHello.session_id.length != 0) {
        // client wishes to reuse session
        SSLSessionImpl sessionToResume;
        boolean reuseCurrent = false;
        // reuse current session
        if (session != null && Arrays.equals(session.id, clientHello.session_id)) {
            if (session.isValid()) {
                isResuming = true;
                break FIND;
            }
            reuseCurrent = true;
        }
        // find session in cash
        sessionToResume = findSessionToResume(clientHello.session_id);
        if (sessionToResume == null || !sessionToResume.isValid()) {
            if (!parameters.getEnableSessionCreation()) {
                if (reuseCurrent) {
                    // we can continue current session
                    sendWarningAlert(AlertProtocol.NO_RENEGOTIATION);
                    status = NOT_HANDSHAKING;
                    clearMessages();
                    return;
                }
                // throw AlertException
                fatalAlert(AlertProtocol.HANDSHAKE_FAILURE, "SSL Session may not be created");
            }
            session = null;
        } else {
            session = (SSLSessionImpl) sessionToResume.clone();
            isResuming = true;
        }
    }
    if (isResuming) {
        cipher_suite = session.cipherSuite;
        // clientHello.cipher_suites must include at least cipher_suite from the session
        checkCipherSuite: {
            for (int i = 0; i < clientHello.cipher_suites.length; i++) {
                if (cipher_suite.equals(clientHello.cipher_suites[i])) {
                    break checkCipherSuite;
                }
            }
            fatalAlert(AlertProtocol.HANDSHAKE_FAILURE, "HANDSHAKE FAILURE. Incorrect client hello message");
        }
    } else {
        cipher_suite = selectSuite(clientHello.cipher_suites);
        if (cipher_suite == null) {
            fatalAlert(AlertProtocol.HANDSHAKE_FAILURE, "HANDSHAKE FAILURE. NO COMMON SUITE");
        }
        if (!parameters.getEnableSessionCreation()) {
            fatalAlert(AlertProtocol.HANDSHAKE_FAILURE, "SSL Session may not be created");
        }
        session = new SSLSessionImpl(cipher_suite, parameters.getSecureRandom());
        if (engineOwner != null) {
            session.setPeer(engineOwner.getPeerHost(), engineOwner.getPeerPort());
        } else {
            session.setPeer(socketOwner.getInetAddress().getHostName(), socketOwner.getPort());
        }
    }
    recordProtocol.setVersion(server_version);
    session.protocol = ProtocolVersion.getByVersion(server_version);
    session.clientRandom = clientHello.random;
    // create server hello message
    serverHello = new ServerHello(parameters.getSecureRandom(), server_version, session.getId(), cipher_suite, //CompressionMethod.null
    (byte) 0);
    session.serverRandom = serverHello.random;
    send(serverHello);
    if (isResuming) {
        sendChangeCipherSpec();
        return;
    }
    //    create and send server certificate message if needed
    if (!cipher_suite.isAnonymous()) {
        // need to send server certificate
        X509Certificate[] certs = null;
        String certType = cipher_suite.getServerKeyType();
        if (certType == null) {
            fatalAlert(AlertProtocol.HANDSHAKE_FAILURE, "NO CERT TYPE FOR " + cipher_suite.getName());
        }
        // obtain certificates from key manager
        String alias = null;
        X509KeyManager km = parameters.getKeyManager();
        if (km instanceof X509ExtendedKeyManager) {
            X509ExtendedKeyManager ekm = (X509ExtendedKeyManager) km;
            if (this.socketOwner != null) {
                alias = ekm.chooseServerAlias(certType, null, this.socketOwner);
            } else {
                alias = ekm.chooseEngineServerAlias(certType, null, this.engineOwner);
            }
            if (alias != null) {
                certs = ekm.getCertificateChain(alias);
            }
        } else {
            alias = km.chooseServerAlias(certType, null, this.socketOwner);
            if (alias != null) {
                certs = km.getCertificateChain(alias);
            }
        }
        if (certs == null) {
            fatalAlert(AlertProtocol.HANDSHAKE_FAILURE, "NO SERVER CERTIFICATE FOUND");
            return;
        }
        session.localCertificates = certs;
        serverCert = new CertificateMessage(certs);
        privKey = km.getPrivateKey(alias);
        send(serverCert);
    }
    // create and send server key exchange message if needed
    RSAPublicKey rsakey = null;
    DHPublicKeySpec dhkeySpec = null;
    byte[] hash = null;
    BigInteger p = null;
    BigInteger g = null;
    KeyPairGenerator kpg = null;
    try {
        if (cipher_suite.keyExchange == CipherSuite.KEY_EXCHANGE_RSA_EXPORT) {
            PublicKey pk = serverCert.certs[0].getPublicKey();
            if (getRSAKeyLength(pk) > 512) {
                // key is longer than 512 bits
                kpg = KeyPairGenerator.getInstance("RSA");
                kpg.initialize(512);
            }
        } else if (cipher_suite.keyExchange == CipherSuite.KEY_EXCHANGE_DHE_DSS || cipher_suite.keyExchange == CipherSuite.KEY_EXCHANGE_DHE_DSS_EXPORT || cipher_suite.keyExchange == CipherSuite.KEY_EXCHANGE_DHE_RSA || cipher_suite.keyExchange == CipherSuite.KEY_EXCHANGE_DHE_RSA_EXPORT || cipher_suite.keyExchange == CipherSuite.KEY_EXCHANGE_DH_anon || cipher_suite.keyExchange == CipherSuite.KEY_EXCHANGE_DH_anon_EXPORT) {
            kpg = KeyPairGenerator.getInstance("DH");
            p = new BigInteger(1, DHParameters.getPrime());
            g = new BigInteger("2");
            DHParameterSpec spec = new DHParameterSpec(p, g);
            kpg.initialize(spec);
        }
    } catch (Exception e) {
        fatalAlert(AlertProtocol.INTERNAL_ERROR, "INTERNAL ERROR", e);
    }
    if (kpg != null) {
        // need to send server key exchange message
        DigitalSignature ds = new DigitalSignature(cipher_suite.authType);
        KeyPair kp = null;
        try {
            kp = kpg.genKeyPair();
            if (cipher_suite.keyExchange == CipherSuite.KEY_EXCHANGE_RSA_EXPORT) {
                rsakey = (RSAPublicKey) kp.getPublic();
            } else {
                DHPublicKey dhkey = (DHPublicKey) kp.getPublic();
                KeyFactory kf = KeyFactory.getInstance("DH");
                dhkeySpec = kf.getKeySpec(dhkey, DHPublicKeySpec.class);
            }
            if (!cipher_suite.isAnonymous()) {
                // calculate signed_params
                // init by private key which correspond to
                // server certificate
                ds.init(privKey);
                // use emphemeral key for key exchange
                privKey = kp.getPrivate();
                ds.update(clientHello.getRandom());
                ds.update(serverHello.getRandom());
                //FIXME 1_byte==0x00
                if (cipher_suite.keyExchange == CipherSuite.KEY_EXCHANGE_RSA_EXPORT) {
                    ServerKeyExchange.updateSignatureRsa(ds, rsakey.getModulus(), rsakey.getPublicExponent());
                } else {
                    ServerKeyExchange.updateSignatureDh(ds, dhkeySpec.getP(), dhkeySpec.getG(), dhkeySpec.getY());
                }
                hash = ds.sign();
            } else {
                // use emphemeral key for key exchange
                privKey = kp.getPrivate();
            }
        } catch (Exception e) {
            fatalAlert(AlertProtocol.INTERNAL_ERROR, "INTERNAL ERROR", e);
        }
        if (cipher_suite.keyExchange == CipherSuite.KEY_EXCHANGE_RSA_EXPORT) {
            serverKeyExchange = new ServerKeyExchange(rsakey.getModulus(), rsakey.getPublicExponent(), null, hash);
        } else {
            serverKeyExchange = new ServerKeyExchange(p, g, dhkeySpec.getY(), hash);
        }
        send(serverKeyExchange);
    }
    // CERTIFICATE_REQUEST
    certRequest: if (parameters.getWantClientAuth() || parameters.getNeedClientAuth()) {
        X509Certificate[] accepted;
        try {
            X509TrustManager tm = parameters.getTrustManager();
            accepted = tm.getAcceptedIssuers();
        } catch (ClassCastException e) {
            // don't send certificateRequest
            break certRequest;
        }
        byte[] requestedClientCertTypes = { CipherSuite.TLS_CT_RSA_SIGN, CipherSuite.TLS_CT_DSS_SIGN };
        certificateRequest = new CertificateRequest(requestedClientCertTypes, accepted);
        send(certificateRequest);
    }
    // SERVER_HELLO_DONE
    serverHelloDone = new ServerHelloDone();
    send(serverHelloDone);
    status = NEED_UNWRAP;
}