Examples with SubjectPublicKeyInfo org.openecard.bouncycastle.asn1.x509.SubjectPublicKeyInfo used on opensource projects

Example 21 with SubjectPublicKeyInfo

use of org.openecard.bouncycastle.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.openecard.bouncycastle.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.openecard.bouncycastle.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.openecard.bouncycastle.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.openecard.bouncycastle.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();
}