Examples with AlgorithmIdentifier org.spongycastle.asn1.x509.AlgorithmIdentifier used on opensource projects

Example 26 with AlgorithmIdentifier

use of org.spongycastle.asn1.x509.AlgorithmIdentifier in project portal by ixinportal.

the class GenUtil method GenP10.

public static String GenP10(String userid, String subject, String alg) throws GenP10Exception {
    if (!"".equalsIgnoreCase(userid)) {
        if (keyMap.containsKey(userid)) {
            throw new GenP10Exception("用户唯一标识【" + userid + "】不能重复");
        }
    } else {
        throw new GenP10Exception("用户唯一标识不能为空");
    }
    KeyPairGenerator kpg = null;
    try {
        kpg = KeyPairGenerator.getInstance(alg);
    } catch (NoSuchAlgorithmException e1) {
        throw new GenP10Exception("输入秘钥对产生算法不正确：" + alg);
    }
    if ("SM2".equalsIgnoreCase(alg)) {
        kpg.initialize(256);
    } else {
        kpg.initialize(2048);
    }
    KeyPair kp = kpg.generateKeyPair();
    keyMap.put(userid, kp);
    byte[] publickey = kp.getPublic().getEncoded();
    final String pubAlg = kp.getPublic().getAlgorithm();
    String sAlg = null;
    try {
        sAlg = AlgorithmId.get(pubAlg).getOID().toString();
    } catch (NoSuchAlgorithmException e1) {
        throw new GenP10Exception("输入秘钥对产生算法不正确：" + sAlg);
    }
    SubjectPublicKeyInfo spki = null;
    if (sAlg.equals("1.2.156.10197.1.301")) {
        spki = SubjectPublicKeyInfo.getInstance(publickey);
    } else {
        spki = new SubjectPublicKeyInfo(ASN1Sequence.getInstance(publickey));
    }
    if ("".equals(subject)) {
        subject = "CN=defaultName";
    }
    X500Name x500 = new X500Name(subject);
    PKCS10CertificationRequestBuilder prb = new PKCS10CertificationRequestBuilder(x500, spki);
    ContentSigner signer = null;
    PrivateKey privateKey = kp.getPrivate();
    final Signature sign;
    try {
        if (privateKey.getAlgorithm().equals("SM2")) {
            sign = Signature.getInstance("SM3withSM2");
        } else {
            sign = Signature.getInstance("SHA1withRSA");
        }
        sign.initSign(privateKey);
    } catch (NoSuchAlgorithmException e) {
        throw new GenP10Exception("输入秘钥对产生算法不正确：SHA1withRSA");
    } catch (InvalidKeyException e) {
        throw new GenP10Exception("无效的私钥信息");
    }
    signer = new ContentSigner() {

        ByteArrayOutputStream originStream = new ByteArrayOutputStream();

        public byte[] getSignature() {
            try {
                sign.update(this.originStream.toByteArray());
                return sign.sign();
            } catch (SignatureException e) {
                throw new RuntimeException(e);
            }
        }

        public OutputStream getOutputStream() {
            return this.originStream;
        }

        public AlgorithmIdentifier getAlgorithmIdentifier() {
            try {
                return new AlgorithmIdentifier(AlgorithmId.get(pubAlg).getOID().toString());
            } catch (NoSuchAlgorithmException e) {
                throw new RuntimeException(e);
            }
        }
    };
    PKCS10CertificationRequestHolder pr = prb.build(signer);
    try {
        return new String(Base64.encode(pr.getEncoded()));
    } catch (IOException e) {
        throw new GenP10Exception("产生CSR错误，请检查输入参数");
    }
}

Example 27 with AlgorithmIdentifier

use of org.spongycastle.asn1.x509.AlgorithmIdentifier in project keystore-explorer by kaikramer.

the class OpenSslPvkUtil method load.

/**
 * Load an unencrypted OpenSSL private key from the stream. The encoding of
 * the private key may be PEM or DER.
 *
 * @param is
 *            Stream to load the unencrypted private key from
 * @return The private key
 * @throws PrivateKeyEncryptedException
 *             If private key is encrypted
 * @throws CryptoException
 *             Problem encountered while loading the private key
 * @throws IOException
 *             An I/O error occurred
 */
public static PrivateKey load(InputStream is) throws CryptoException, IOException {
    byte[] streamContents = ReadUtil.readFully(is);
    EncryptionType encType = getEncryptionType(new ByteArrayInputStream(streamContents));
    if (encType == null) {
        throw new CryptoException(res.getString("NotValidOpenSsl.exception.message"));
    }
    if (encType == ENCRYPTED) {
        throw new PrivateKeyEncryptedException(res.getString("OpenSslIsEncrypted.exception.message"));
    }
    // Check if stream is PEM encoded
    PemInfo pemInfo = PemUtil.decode(new ByteArrayInputStream(streamContents));
    if (pemInfo != null) {
        // It is - get DER from PEM
        streamContents = pemInfo.getContent();
    }
    try {
        // Read OpenSSL DER structure
        ASN1InputStream asn1InputStream = new ASN1InputStream(streamContents);
        ASN1Primitive openSsl = asn1InputStream.readObject();
        asn1InputStream.close();
        if (openSsl instanceof ASN1Sequence) {
            ASN1Sequence seq = (ASN1Sequence) openSsl;
            if (seq.size() == 9) {
                // RSA private key
                BigInteger version = ((ASN1Integer) seq.getObjectAt(0)).getValue();
                BigInteger modulus = ((ASN1Integer) seq.getObjectAt(1)).getValue();
                BigInteger publicExponent = ((ASN1Integer) seq.getObjectAt(2)).getValue();
                BigInteger privateExponent = ((ASN1Integer) seq.getObjectAt(3)).getValue();
                BigInteger primeP = ((ASN1Integer) seq.getObjectAt(4)).getValue();
                BigInteger primeQ = ((ASN1Integer) seq.getObjectAt(5)).getValue();
                BigInteger primeExponentP = ((ASN1Integer) seq.getObjectAt(6)).getValue();
                BigInteger primeExponenetQ = ((ASN1Integer) seq.getObjectAt(7)).getValue();
                BigInteger crtCoefficient = ((ASN1Integer) seq.getObjectAt(8)).getValue();
                if (!version.equals(VERSION)) {
                    throw new CryptoException(MessageFormat.format(res.getString("OpenSslVersionIncorrect.exception.message"), "" + VERSION.intValue(), "" + version.intValue()));
                }
                RSAPrivateCrtKeySpec rsaPrivateCrtKeySpec = new RSAPrivateCrtKeySpec(modulus, publicExponent, privateExponent, primeP, primeQ, primeExponentP, primeExponenetQ, crtCoefficient);
                KeyFactory keyFactory = KeyFactory.getInstance("RSA");
                return keyFactory.generatePrivate(rsaPrivateCrtKeySpec);
            } else if (seq.size() == 6) {
                // DSA private key
                BigInteger version = ((ASN1Integer) seq.getObjectAt(0)).getValue();
                BigInteger primeModulusP = ((ASN1Integer) seq.getObjectAt(1)).getValue();
                BigInteger primeQ = ((ASN1Integer) seq.getObjectAt(2)).getValue();
                BigInteger generatorG = ((ASN1Integer) seq.getObjectAt(3)).getValue();
                // publicExponentY not req for pvk: sequence.getObjectAt(4);
                BigInteger secretExponentX = ((ASN1Integer) seq.getObjectAt(5)).getValue();
                if (!version.equals(VERSION)) {
                    throw new CryptoException(MessageFormat.format(res.getString("OpenSslVersionIncorrect.exception.message"), "" + VERSION.intValue(), "" + version.intValue()));
                }
                DSAPrivateKeySpec dsaPrivateKeySpec = new DSAPrivateKeySpec(secretExponentX, primeModulusP, primeQ, generatorG);
                KeyFactory keyFactory = KeyFactory.getInstance("DSA");
                return keyFactory.generatePrivate(dsaPrivateKeySpec);
            } else if (seq.size() >= 2) {
                // EC private key (RFC 5915)
                org.bouncycastle.asn1.sec.ECPrivateKey pKey = org.bouncycastle.asn1.sec.ECPrivateKey.getInstance(seq);
                AlgorithmIdentifier algId = new AlgorithmIdentifier(X9ObjectIdentifiers.id_ecPublicKey, pKey.getParameters());
                PrivateKeyInfo privInfo = new PrivateKeyInfo(algId, pKey);
                return new JcaPEMKeyConverter().getPrivateKey(privInfo);
            } else {
                throw new CryptoException(MessageFormat.format(res.getString("OpenSslSequenceIncorrectSize.exception.message"), "" + seq.size()));
            }
        } else {
            throw new CryptoException(res.getString("OpenSslSequenceNotFound.exception.message"));
        }
    } catch (Exception ex) {
        throw new CryptoException(res.getString("NoLoadOpenSslPrivateKey.exception.message"), ex);
    }
}

Example 28 with AlgorithmIdentifier

use of org.spongycastle.asn1.x509.AlgorithmIdentifier in project xipki by xipki.

the class P12KeyGenerator method genECKeypair.

// CHECKSTYLE:SKIP
private KeyPairWithSubjectPublicKeyInfo genECKeypair(String curveNameOrOid, SecureRandom random) throws Exception {
    ASN1ObjectIdentifier curveOid = AlgorithmUtil.getCurveOidForCurveNameOrOid(curveNameOrOid);
    if (curveOid == null) {
        throw new IllegalArgumentException("invalid curveNameOrOid '" + curveNameOrOid + "'");
    }
    KeyPair kp = KeyUtil.generateECKeypair(curveOid, random);
    AlgorithmIdentifier algId = new AlgorithmIdentifier(X9ObjectIdentifiers.id_ecPublicKey, curveOid);
    BCECPublicKey pub = (BCECPublicKey) kp.getPublic();
    byte[] keyData = pub.getQ().getEncoded(false);
    SubjectPublicKeyInfo subjectPublicKeyInfo = new SubjectPublicKeyInfo(algId, keyData);
    return new KeyPairWithSubjectPublicKeyInfo(kp, subjectPublicKeyInfo);
}

Example 29 with AlgorithmIdentifier

use of org.spongycastle.asn1.x509.AlgorithmIdentifier in project xipki by xipki.

the class P12KeyGenerator method getContentSigner.

// method generateIdentity
private static ContentSigner getContentSigner(PrivateKey key) throws Exception {
    BcContentSignerBuilder builder;
    if (key instanceof RSAPrivateKey) {
        ASN1ObjectIdentifier hashOid = X509ObjectIdentifiers.id_SHA1;
        ASN1ObjectIdentifier sigOid = PKCSObjectIdentifiers.sha1WithRSAEncryption;
        builder = new BcRSAContentSignerBuilder(buildAlgId(sigOid), buildAlgId(hashOid));
    } else if (key instanceof DSAPrivateKey) {
        ASN1ObjectIdentifier hashOid = X509ObjectIdentifiers.id_SHA1;
        AlgorithmIdentifier sigId = new AlgorithmIdentifier(X9ObjectIdentifiers.id_dsa_with_sha1);
        builder = new BcDSAContentSignerBuilder(sigId, buildAlgId(hashOid));
    } else if (key instanceof ECPrivateKey) {
        HashAlgo hashAlgo;
        ASN1ObjectIdentifier sigOid;
        int keysize = ((ECPrivateKey) key).getParams().getOrder().bitLength();
        if (keysize > 384) {
            hashAlgo = HashAlgo.SHA512;
            sigOid = X9ObjectIdentifiers.ecdsa_with_SHA512;
        } else if (keysize > 256) {
            hashAlgo = HashAlgo.SHA384;
            sigOid = X9ObjectIdentifiers.ecdsa_with_SHA384;
        } else if (keysize > 224) {
            hashAlgo = HashAlgo.SHA224;
            sigOid = X9ObjectIdentifiers.ecdsa_with_SHA224;
        } else if (keysize > 160) {
            hashAlgo = HashAlgo.SHA256;
            sigOid = X9ObjectIdentifiers.ecdsa_with_SHA256;
        } else {
            hashAlgo = HashAlgo.SHA1;
            sigOid = X9ObjectIdentifiers.ecdsa_with_SHA1;
        }
        builder = new BcECContentSignerBuilder(new AlgorithmIdentifier(sigOid), buildAlgId(hashAlgo.getOid()));
    } else {
        throw new IllegalArgumentException("unknown type of key " + key.getClass().getName());
    }
    return builder.build(KeyUtil.generatePrivateKeyParameter(key));
}

Example 30 with AlgorithmIdentifier

use of org.spongycastle.asn1.x509.AlgorithmIdentifier in project xipki by xipki.

the class AlgorithmUtil method getDSASigAlgId.

// method getRSASigAlgId
// CHECKSTYLE:SKIP
private static AlgorithmIdentifier getDSASigAlgId(HashAlgo hashAlgo) throws NoSuchAlgorithmException {
    ParamUtil.requireNonNull("hashAlgo", hashAlgo);
    ASN1ObjectIdentifier sigAlgOid = digestToDSASigAlgMap.get(hashAlgo);
    if (sigAlgOid == null) {
        throw new NoSuchAlgorithmException("unsupported hash " + hashAlgo + " for DSA key");
    }
    return new AlgorithmIdentifier(sigAlgOid);
}