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

Example 21 with SubjectPublicKeyInfo

use of org.spongycastle.asn1.x509.SubjectPublicKeyInfo 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 22 with SubjectPublicKeyInfo

use of org.spongycastle.asn1.x509.SubjectPublicKeyInfo in project groovity by disney.

the class PublicKeyValueHandler method doLoad.

@Override
protected Object doLoad(InputStream stream, String contentType, @SuppressWarnings("rawtypes") Class valueClass, @SuppressWarnings("rawtypes") Map config) throws Exception {
    Reader reader = new InputStreamReader(stream, getCharset(contentType));
    PEMParser pemReader = new PEMParser(reader);
    try {
        Object o = pemReader.readObject();
        if (o instanceof SubjectPublicKeyInfo) {
            return new JcaPEMKeyConverter().getPublicKey((SubjectPublicKeyInfo) o);
        }
    } finally {
        pemReader.close();
    }
    return null;
}

Example 23 with SubjectPublicKeyInfo

use of org.spongycastle.asn1.x509.SubjectPublicKeyInfo in project fdroidclient by f-droid.

the class LocalRepoKeyStore method generateSelfSignedCertChain.

private Certificate generateSelfSignedCertChain(KeyPair kp, X500Name subject, String hostname) throws CertificateException, OperatorCreationException, IOException {
    SecureRandom rand = new SecureRandom();
    PrivateKey privKey = kp.getPrivate();
    PublicKey pubKey = kp.getPublic();
    ContentSigner sigGen = new JcaContentSignerBuilder(DEFAULT_SIG_ALG).build(privKey);
    SubjectPublicKeyInfo subPubKeyInfo = new SubjectPublicKeyInfo(ASN1Sequence.getInstance(pubKey.getEncoded()));
    // now
    Date now = new Date();
    /* force it to use a English/Gregorian dates for the cert, hardly anyone
           ever looks at the cert metadata anyway, and its very likely that they
           understand English/Gregorian dates */
    Calendar c = new GregorianCalendar(Locale.ENGLISH);
    c.setTime(now);
    c.add(Calendar.YEAR, 1);
    Time startTime = new Time(now, Locale.ENGLISH);
    Time endTime = new Time(c.getTime(), Locale.ENGLISH);
    X509v3CertificateBuilder v3CertGen = new X509v3CertificateBuilder(subject, BigInteger.valueOf(rand.nextLong()), startTime, endTime, subject, subPubKeyInfo);
    if (hostname != null) {
        GeneralNames subjectAltName = new GeneralNames(new GeneralName(GeneralName.iPAddress, hostname));
        v3CertGen.addExtension(X509Extension.subjectAlternativeName, false, subjectAltName);
    }
    X509CertificateHolder certHolder = v3CertGen.build(sigGen);
    return new JcaX509CertificateConverter().getCertificate(certHolder);
}

Example 24 with SubjectPublicKeyInfo

use of org.spongycastle.asn1.x509.SubjectPublicKeyInfo in project BiglyBT by BiglySoftware.

the class PKCS10CertificationRequest method getPublicKey.

public PublicKey getPublicKey(String provider) throws NoSuchAlgorithmException, NoSuchProviderException, InvalidKeyException {
    SubjectPublicKeyInfo subjectPKInfo = reqInfo.getSubjectPublicKeyInfo();
    try {
        X509EncodedKeySpec xspec = new X509EncodedKeySpec(new DERBitString(subjectPKInfo).getBytes());
        AlgorithmIdentifier keyAlg = subjectPKInfo.getAlgorithmId();
        return KeyFactory.getInstance(keyAlg.getObjectId().getId(), provider).generatePublic(xspec);
    } catch (InvalidKeySpecException e) {
        throw new InvalidKeyException("error encoding public key");
    }
}

Example 25 with SubjectPublicKeyInfo

use of org.spongycastle.asn1.x509.SubjectPublicKeyInfo in project BiglyBT by BiglySoftware.

the class JCEECPublicKey method getEncoded.

@Override
public byte[] getEncoded() {
    ByteArrayOutputStream bOut = new ByteArrayOutputStream();
    DEROutputStream dOut = new DEROutputStream(bOut);
    X962Parameters params = null;
    if (ecSpec instanceof ECNamedCurveParameterSpec) {
        params = new X962Parameters(X962NamedCurves.getOID(((ECNamedCurveParameterSpec) ecSpec).getName()));
    } else {
        X9ECParameters ecP = new X9ECParameters(ecSpec.getCurve(), ecSpec.getG(), ecSpec.getN(), ecSpec.getH(), ecSpec.getSeed());
        params = new X962Parameters(ecP);
    }
    ASN1OctetString p = (ASN1OctetString) (new X9ECPoint(this.getQ()).getDERObject());
    SubjectPublicKeyInfo info = new SubjectPublicKeyInfo(new AlgorithmIdentifier(X9ObjectIdentifiers.id_ecPublicKey, params.getDERObject()), p.getOctets());
    try {
        dOut.writeObject(info);
        dOut.close();
    } catch (IOException e) {
        throw new RuntimeException("Error encoding EC public key");
    }
    return bOut.toByteArray();
}