Examples with ASN1Integer org.bouncycastle.asn1.ASN1Integer used on opensource projects

Example 96 with ASN1Integer

use of org.bouncycastle.asn1.ASN1Integer in project xipki by xipki.

the class Foo method createRequest.

private static byte[] createRequest(Control control) throws Exception {
    GeneralName requestorName = control.withRequestName ? new GeneralName(new X500Name("CN=requestor1")) : null;
    AlgorithmIdentifier algId1 = new AlgorithmIdentifier(OIWObjectIdentifiers.idSHA1, DERNull.INSTANCE);
    CertID certId1 = new CertID(algId1, new DEROctetString(newBytes(20, (byte) 0x11)), new DEROctetString(newBytes(20, (byte) 0x12)), new ASN1Integer(BigInteger.valueOf(0x1234)));
    Request request1 = new Request(certId1, null);
    AlgorithmIdentifier algId2 = new AlgorithmIdentifier(OIWObjectIdentifiers.idSHA1);
    CertID certId2 = new CertID(algId2, new DEROctetString(newBytes(20, (byte) 0x21)), new DEROctetString(newBytes(20, (byte) 0x22)), new ASN1Integer(BigInteger.valueOf(0x1235)));
    Request request2 = new Request(certId2, new Extensions(new Extension(ObjectIdentifiers.id_ad_timeStamping, false, newBytes(30, (byte) 0x33))));
    // CHECKSTYLE:SKIP
    ASN1Sequence requestList = new DERSequence(new ASN1Encodable[] { request1, request2 });
    Extensions requestExtensions = null;
    if (control.withNonce || control.withPrefSigAlgs) {
        int size = 0;
        if (control.withNonce) {
            size++;
        }
        if (control.withPrefSigAlgs) {
            size++;
        }
        Extension[] arrays = new Extension[size];
        int offset = 0;
        if (control.withNonce) {
            arrays[offset++] = new Extension(OCSPObjectIdentifiers.id_pkix_ocsp_nonce, control.extensionCritical, newBytes(20, (byte) 0x44));
        }
        if (control.withPrefSigAlgs) {
            AlgorithmIdentifier sigAlg1 = new AlgorithmIdentifier(PKCSObjectIdentifiers.sha256WithRSAEncryption, DERNull.INSTANCE);
            AlgorithmIdentifier sigAlg2 = new AlgorithmIdentifier(PKCSObjectIdentifiers.sha1WithRSAEncryption, DERNull.INSTANCE);
            ASN1Sequence seq = new DERSequence(new ASN1Encodable[] { sigAlg1, sigAlg2 });
            arrays[offset++] = new Extension(OCSPObjectIdentifiers.id_pkix_ocsp_pref_sig_algs, control.extensionCritical, seq.getEncoded());
        }
        requestExtensions = new Extensions(arrays);
    }
    ASN1EncodableVector vec = new ASN1EncodableVector();
    if (control.version != 0) {
        vec.add(new DERTaggedObject(true, 0, new ASN1Integer(BigInteger.valueOf(control.version))));
    }
    if (requestorName != null) {
        vec.add(new DERTaggedObject(true, 1, requestorName));
    }
    vec.add(requestList);
    if (requestExtensions != null) {
        vec.add(new DERTaggedObject(true, 2, requestExtensions));
    }
    TBSRequest tbsRequest = TBSRequest.getInstance(new DERSequence(vec));
    Signature sig = null;
    if (control.withSignature) {
        sig = new Signature(new AlgorithmIdentifier(PKCSObjectIdentifiers.sha1WithRSAEncryption), new DERBitString(newBytes(256, (byte) 0xFF)));
    }
    return new OCSPRequest(tbsRequest, sig).getEncoded();
}

Example 97 with ASN1Integer

use of org.bouncycastle.asn1.ASN1Integer in project xipki by xipki.

the class SM2Signer method generateSignatureForHash.

// CHECKSTYLE:SKIP
public byte[] generateSignatureForHash(byte[] eHash) throws CryptoException {
    BigInteger n = ecParams.getN();
    BigInteger e = new BigInteger(1, eHash);
    BigInteger d = ((ECPrivateKeyParameters) ecKey).getD();
    BigInteger r;
    BigInteger s;
    ECMultiplier basePointMultiplier = new FixedPointCombMultiplier();
    // 5.2.1 Draft RFC:  SM2 Public Key Algorithms
    do {
        // generate s
        BigInteger k;
        do {
            // generate r
            // A3
            k = kCalculator.nextK();
            // A4
            ECPoint p = basePointMultiplier.multiply(ecParams.getG(), k).normalize();
            // A5
            r = e.add(p.getAffineXCoord().toBigInteger()).mod(n);
        } while (r.equals(ECConstants.ZERO) || r.add(k).equals(n));
        // A6
        // CHECKSTYLE:SKIP
        BigInteger dPlus1ModN = d.add(ECConstants.ONE).modInverse(n);
        s = k.subtract(r.multiply(d)).mod(n);
        s = dPlus1ModN.multiply(s).mod(n);
    } while (s.equals(ECConstants.ZERO));
    // A7
    try {
        ASN1EncodableVector v = new ASN1EncodableVector();
        v.add(new ASN1Integer(r));
        v.add(new ASN1Integer(s));
        return new DERSequence(v).getEncoded(ASN1Encoding.DER);
    } catch (IOException ex) {
        throw new CryptoException("unable to encode signature: " + ex.getMessage(), ex);
    }
}

Example 98 with ASN1Integer

use of org.bouncycastle.asn1.ASN1Integer in project xipki by xipki.

the class AbstractOcspRequestor method buildRequest.

// method ask
private OCSPRequest buildRequest(X509Certificate caCert, BigInteger[] serialNumbers, byte[] nonce, RequestOptions requestOptions) throws OcspRequestorException {
    HashAlgo hashAlgo = HashAlgo.getInstance(requestOptions.getHashAlgorithmId());
    if (hashAlgo == null) {
        throw new OcspRequestorException("unknown HashAlgo " + requestOptions.getHashAlgorithmId().getId());
    }
    List<AlgorithmIdentifier> prefSigAlgs = requestOptions.getPreferredSignatureAlgorithms();
    XiOCSPReqBuilder reqBuilder = new XiOCSPReqBuilder();
    List<Extension> extensions = new LinkedList<>();
    if (nonce != null) {
        extensions.add(new Extension(OCSPObjectIdentifiers.id_pkix_ocsp_nonce, false, new DEROctetString(nonce)));
    }
    if (prefSigAlgs != null && prefSigAlgs.size() > 0) {
        ASN1EncodableVector vec = new ASN1EncodableVector();
        for (AlgorithmIdentifier algId : prefSigAlgs) {
            vec.add(new DERSequence(algId));
        }
        ASN1Sequence extnValue = new DERSequence(vec);
        Extension extn;
        try {
            extn = new Extension(ObjectIdentifiers.id_pkix_ocsp_prefSigAlgs, false, new DEROctetString(extnValue));
        } catch (IOException ex) {
            throw new OcspRequestorException(ex.getMessage(), ex);
        }
        extensions.add(extn);
    }
    if (CollectionUtil.isNonEmpty(extensions)) {
        reqBuilder.setRequestExtensions(new Extensions(extensions.toArray(new Extension[0])));
    }
    try {
        DEROctetString issuerNameHash = new DEROctetString(hashAlgo.hash(caCert.getSubjectX500Principal().getEncoded()));
        TBSCertificate tbsCert;
        try {
            tbsCert = TBSCertificate.getInstance(caCert.getTBSCertificate());
        } catch (CertificateEncodingException ex) {
            throw new OcspRequestorException(ex);
        }
        DEROctetString issuerKeyHash = new DEROctetString(hashAlgo.hash(tbsCert.getSubjectPublicKeyInfo().getPublicKeyData().getOctets()));
        for (BigInteger serialNumber : serialNumbers) {
            CertID certId = new CertID(hashAlgo.getAlgorithmIdentifier(), issuerNameHash, issuerKeyHash, new ASN1Integer(serialNumber));
            reqBuilder.addRequest(certId);
        }
        if (requestOptions.isSignRequest()) {
            synchronized (signerLock) {
                if (signer == null) {
                    if (StringUtil.isBlank(signerType)) {
                        throw new OcspRequestorException("signerType is not configured");
                    }
                    if (StringUtil.isBlank(signerConf)) {
                        throw new OcspRequestorException("signerConf is not configured");
                    }
                    X509Certificate cert = null;
                    if (StringUtil.isNotBlank(signerCertFile)) {
                        try {
                            cert = X509Util.parseCert(signerCertFile);
                        } catch (CertificateException ex) {
                            throw new OcspRequestorException("could not parse certificate " + signerCertFile + ": " + ex.getMessage());
                        }
                    }
                    try {
                        signer = getSecurityFactory().createSigner(signerType, new SignerConf(signerConf), cert);
                    } catch (Exception ex) {
                        throw new OcspRequestorException("could not create signer: " + ex.getMessage());
                    }
                }
            // end if
            }
            // end synchronized
            reqBuilder.setRequestorName(signer.getBcCertificate().getSubject());
            X509CertificateHolder[] certChain0 = signer.getBcCertificateChain();
            Certificate[] certChain = new Certificate[certChain0.length];
            for (int i = 0; i < certChain.length; i++) {
                certChain[i] = certChain0[i].toASN1Structure();
            }
            ConcurrentBagEntrySigner signer0;
            try {
                signer0 = signer.borrowSigner();
            } catch (NoIdleSignerException ex) {
                throw new OcspRequestorException("NoIdleSignerException: " + ex.getMessage());
            }
            try {
                return reqBuilder.build(signer0.value(), certChain);
            } finally {
                signer.requiteSigner(signer0);
            }
        } else {
            return reqBuilder.build();
        }
    // end if
    } catch (OCSPException | IOException ex) {
        throw new OcspRequestorException(ex.getMessage(), ex);
    }
}

Example 99 with ASN1Integer

use of org.bouncycastle.asn1.ASN1Integer in project xipki by xipki.

the class Asn1ImportSecretKeyParams method toASN1Primitive.

@Override
public ASN1Primitive toASN1Primitive() {
    ASN1EncodableVector vector = new ASN1EncodableVector();
    vector.add(new Asn1P11SlotIdentifier(slotId));
    vector.add(new DERUTF8String(label));
    vector.add(new ASN1Integer(keyType));
    vector.add(new DEROctetString(keyValue));
    return new DERSequence(vector);
}

Example 100 with ASN1Integer

use of org.bouncycastle.asn1.ASN1Integer in project xipki by xipki.

the class X509CaCmpResponderImpl method postProcessCertInfo.

// method generateCertificates
private CertResponse postProcessCertInfo(ASN1Integer certReqId, X509CertificateInfo certInfo, ASN1OctetString tid, CmpControl cmpControl) {
    if (cmpControl.isConfirmCert()) {
        pendingCertPool.addCertificate(tid.getOctets(), certReqId.getPositiveValue(), certInfo, System.currentTimeMillis() + cmpControl.getConfirmWaitTimeMs());
    }
    String warningMsg = certInfo.getWarningMessage();
    PKIStatusInfo statusInfo;
    if (StringUtil.isBlank(warningMsg)) {
        statusInfo = certInfo.isAlreadyIssued() ? new PKIStatusInfo(PKIStatus.grantedWithMods, new PKIFreeText("ALREADY_ISSUED")) : new PKIStatusInfo(PKIStatus.granted);
    } else {
        statusInfo = new PKIStatusInfo(PKIStatus.grantedWithMods, new PKIFreeText(warningMsg));
    }
    CertOrEncCert cec = new CertOrEncCert(CMPCertificate.getInstance(certInfo.getCert().getEncodedCert()));
    CertifiedKeyPair kp = new CertifiedKeyPair(cec);
    return new CertResponse(certReqId, statusInfo, kp, null);
}