Example usage for org.bouncycastle.operator ContentSigner getSignature

List of usage examples for org.bouncycastle.operator ContentSigner getSignature

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Introduction

In this page you can find the example usage for org.bouncycastle.operator ContentSigner getSignature.

Prototype

byte[] getSignature();

Source Link

Document

Returns a signature based on the current data written to the stream, since the start or the last call to getSignature().

Usage

From source file:dorkbox.util.crypto.CryptoX509.java

License:Apache License

/**
 * Creates a NEW signature block that contains the pkcs7 (minus content, which is the .SF file)
 * signature of the .SF file.//from   ww w .  j  a  va2  s  . co m
 *
 * It contains the hash of the data, and the verification signature.
 */
public static byte[] createSignature(byte[] signatureSourceData, X509CertificateHolder x509CertificateHolder,
        AsymmetricKeyParameter privateKey) {

    try {
        CMSTypedData content = new CMSProcessableByteArray(signatureSourceData);

        ASN1ObjectIdentifier contentTypeOID = new ASN1ObjectIdentifier(content.getContentType().getId());
        ASN1EncodableVector digestAlgs = new ASN1EncodableVector();
        ASN1EncodableVector signerInfos = new ASN1EncodableVector();

        AlgorithmIdentifier sigAlgId = x509CertificateHolder.getSignatureAlgorithm();
        AlgorithmIdentifier digAlgId = new DefaultDigestAlgorithmIdentifierFinder().find(sigAlgId);

        // use the bouncy-castle lightweight API to generate a hash of the signature source data (usually the signature file bytes)
        BcContentSignerBuilder contentSignerBuilder;
        AlgorithmIdentifier digEncryptionAlgorithm;

        if (privateKey instanceof ECPrivateKeyParameters) {
            contentSignerBuilder = new BcECDSAContentSignerBuilder(sigAlgId, digAlgId);
            digEncryptionAlgorithm = new AlgorithmIdentifier(DSAUtil.dsaOids[0], null); // 1.2.840.10040.4.1  // DSA hashID
        } else if (privateKey instanceof DSAPrivateKeyParameters) {
            contentSignerBuilder = new BcDSAContentSignerBuilder(sigAlgId, digAlgId);
            digEncryptionAlgorithm = new AlgorithmIdentifier(DSAUtil.dsaOids[0], null); // 1.2.840.10040.4.1  // DSA hashID
        } else if (privateKey instanceof RSAPrivateCrtKeyParameters) {
            contentSignerBuilder = new BcRSAContentSignerBuilder(sigAlgId, digAlgId);
            digEncryptionAlgorithm = new AlgorithmIdentifier(RSAUtil.rsaOids[0], null); // 1.2.840.113549.1.1.1 // RSA hashID
        } else {
            throw new RuntimeException("Invalid signature type. Only ECDSA, DSA, RSA supported.");
        }

        ContentSigner hashSigner = contentSignerBuilder.build(privateKey);
        OutputStream outputStream = hashSigner.getOutputStream();
        outputStream.write(signatureSourceData, 0, signatureSourceData.length);
        outputStream.flush();
        byte[] sigBytes = hashSigner.getSignature();

        SignerIdentifier sigId = new SignerIdentifier(
                new IssuerAndSerialNumber(x509CertificateHolder.toASN1Structure()));

        SignerInfo inf = new SignerInfo(sigId, digAlgId, null, digEncryptionAlgorithm,
                new DEROctetString(sigBytes), (ASN1Set) null);

        digestAlgs.add(inf.getDigestAlgorithm());
        signerInfos.add(inf);

        ASN1EncodableVector certs = new ASN1EncodableVector();
        certs.add(x509CertificateHolder.toASN1Structure());

        ContentInfo encInfo = new ContentInfo(contentTypeOID, null);
        SignedData sd = new SignedData(new DERSet(digestAlgs), encInfo, new BERSet(certs), null,
                new DERSet(signerInfos));

        ContentInfo contentInfo = new ContentInfo(CMSObjectIdentifiers.signedData, sd);
        CMSSignedData cmsSignedData2 = new CMSSignedData(content, contentInfo);

        return cmsSignedData2.getEncoded();
    } catch (Throwable t) {
        logger.error("Error signing data.", t);
        throw new RuntimeException("Error trying to sign data. " + t.getMessage());
    }
}

From source file:org.cesecore.util.CertTools.java

License:Open Source License

/**
 * Generates a PKCS10CertificationRequest
 * //from  w w w.  ja v  a2s.  co m
 * Code Example:
 * -------------
 * An example of putting AltName and a password challenge in an 'attributes' set (taken from RequestMessageTest.test01Pkcs10RequestMessage() ):
 *       
 *      {@code
 *      // Create a P10 with extensions, in this case altNames with a DNS name
 *      ASN1EncodableVector altnameattr = new ASN1EncodableVector();
 *      altnameattr.add(PKCSObjectIdentifiers.pkcs_9_at_extensionRequest);
 *      // AltNames
 *      GeneralNames san = CertTools.getGeneralNamesFromAltName("dNSName=foo1.bar.com");
 *      ExtensionsGenerator extgen = new ExtensionsGenerator();
 *      extgen.addExtension(Extension.subjectAlternativeName, false, san );
 *      Extensions exts = extgen.generate();
 *      altnameattr.add(new DERSet(exts));
 *    
 *      // Add a challenge password as well
 *      ASN1EncodableVector pwdattr = new ASN1EncodableVector();
 *      pwdattr.add(PKCSObjectIdentifiers.pkcs_9_at_challengePassword); 
 *      ASN1EncodableVector pwdvalues = new ASN1EncodableVector();
 *      pwdvalues.add(new DERUTF8String("foo123"));
 *      pwdattr.add(new DERSet(pwdvalues));
 *    
 *      // Complete the Attribute section of the request, the set (Attributes)
 *      // contains one sequence (Attribute)
 *      ASN1EncodableVector v = new ASN1EncodableVector();
 *      v.add(new DERSequence(altnameattr));
 *      v.add(new DERSequence(pwdattr));
 *      DERSet attributes = new DERSet(v);
 *      }
 * 
 * @param signatureAlgorithm
 * @param subject   The request's subjectDN
 * @param publickey the public key for the certificate requesting signing
 * @param attributes    A set of attributes, for example, extensions, challenge password, etc.
 * @param privateKey the private key used to generate the certificate
 * @param provider
 * @return a PKCS10CertificateRequest based on the input parameters.
 * 
 * @throws OperatorCreationException if an error occurred while creating the signing key
 */
public static PKCS10CertificationRequest genPKCS10CertificationRequest(String signatureAlgorithm,
        X500Name subject, PublicKey publickey, ASN1Set attributes, PrivateKey privateKey, String provider)
        throws OperatorCreationException {

    ContentSigner signer;
    CertificationRequestInfo reqInfo;
    try {
        ASN1Sequence seq = (ASN1Sequence) ASN1Primitive.fromByteArray(publickey.getEncoded());
        SubjectPublicKeyInfo pkinfo = new SubjectPublicKeyInfo(seq);
        reqInfo = new CertificationRequestInfo(subject, pkinfo, attributes);

        if (provider == null) {
            provider = BouncyCastleProvider.PROVIDER_NAME;
        }
        signer = new BufferingContentSigner(
                new JcaContentSignerBuilder(signatureAlgorithm).setProvider(provider).build(privateKey), 20480);
        signer.getOutputStream().write(reqInfo.getEncoded(ASN1Encoding.DER));
        signer.getOutputStream().flush();
    } catch (IOException e) {
        throw new IllegalStateException("Unexpected IOException was caught.", e);
    }
    byte[] sig = signer.getSignature();
    DERBitString sigBits = new DERBitString(sig);

    CertificationRequest req = new CertificationRequest(reqInfo, signer.getAlgorithmIdentifier(), sigBits);
    return new PKCS10CertificationRequest(req);
}

From source file:org.xipki.commons.security.DefaultConcurrentContentSigner.java

License:Open Source License

@Override
public boolean isHealthy() {
    ContentSigner signer = null;
    try {//from  w  ww . j  ava2s.  c o m
        signer = borrowContentSigner();
        OutputStream stream = signer.getOutputStream();
        stream.write(new byte[] { 1, 2, 3, 4 });
        byte[] signature = signer.getSignature();
        return signature != null && signature.length > 0;
    } catch (Exception ex) {
        LogUtil.error(LOG, ex);
        return false;
    } finally {
        if (signer != null) {
            returnContentSigner(signer);
        }
    }
}

From source file:org.xipki.commons.security.DefaultConcurrentContentSigner.java

License:Open Source License

@Override
public byte[] sign(final byte[] data) throws NoIdleSignerException, IOException {
    ContentSigner contentSigner = borrowContentSigner();
    try {/*from   w  w w .  j a va 2  s  . c o  m*/
        OutputStream signatureStream = contentSigner.getOutputStream();
        signatureStream.write(data);
        return contentSigner.getSignature();
    } finally {
        returnContentSigner(contentSigner);
    }
}

From source file:org.xipki.security.DefaultConcurrentContentSigner.java

License:Open Source License

@Override
public boolean isHealthy() {
    ContentSigner signer = null;
    try {/*w  ww .j ava  2s  .c o m*/
        signer = borrowContentSigner();
        OutputStream stream = signer.getOutputStream();
        stream.write(new byte[] { 1, 2, 3, 4 });
        byte[] signature = signer.getSignature();
        return signature != null && signature.length > 0;
    } catch (Exception e) {
        final String message = "isHealthy()";
        if (LOG.isErrorEnabled()) {
            LOG.error(LogUtil.buildExceptionLogFormat(message), e.getClass().getName(), e.getMessage());
        }
        LOG.debug(message, e);
        return false;
    } finally {
        if (signer != null) {
            returnContentSigner(signer);
        }
    }
}

From source file:org.xipki.security.SecurityFactoryImpl.java

License:Open Source License

private static void validateSigner(final ConcurrentContentSigner signer,
        final X509Certificate[] certificateChain, final String signerType, final String signerConf)
        throws SignerException {
    X509Certificate cert = signer.getCertificate();
    if (certificateChain == null) {
        return;//from www  .  j  a  v  a 2 s.c  o m
    }

    String signatureAlgoName;
    try {
        signatureAlgoName = AlgorithmUtil.getSignatureAlgoName(signer.getAlgorithmIdentifier());
    } catch (NoSuchAlgorithmException e) {
        throw new SignerException(e.getMessage(), e);
    }

    ContentSigner csigner;
    try {
        csigner = signer.borrowContentSigner();
    } catch (NoIdleSignerException e) {
        throw new SignerException(e.getMessage(), e);
    }

    try {
        byte[] dummyContent = new byte[] { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 };
        Signature verifier = Signature.getInstance(signatureAlgoName, "BC");

        OutputStream signatureStream = csigner.getOutputStream();
        signatureStream.write(dummyContent);
        byte[] signatureValue = csigner.getSignature();

        verifier.initVerify(cert.getPublicKey());
        verifier.update(dummyContent);
        boolean valid = verifier.verify(signatureValue);
        if (valid == false) {
            String subject = X509Util.getRFC4519Name(cert.getSubjectX500Principal());

            StringBuilder sb = new StringBuilder();
            sb.append("key and certificate not match. ");
            sb.append("key type='").append(signerType).append("'; ");

            CmpUtf8Pairs keyValues = new CmpUtf8Pairs(signerConf);
            String pwd = keyValues.getValue("password");
            if (pwd != null) {
                keyValues.putUtf8Pair("password", "****");
            }
            keyValues.putUtf8Pair("algo", signatureAlgoName);
            sb.append("conf='").append(keyValues.getEncoded()).append("', ");
            sb.append("certificate subject='").append(subject).append("'");

            throw new SignerException(sb.toString());
        }
    } catch (IOException | NoSuchAlgorithmException | InvalidKeyException | SignatureException
            | NoSuchProviderException e) {
        throw new SignerException(e.getMessage(), e);
    } finally {
        if (csigner != null) {
            signer.returnContentSigner(csigner);
        }
    }
}

From source file:org.xipki.security.test.Pkcs12_RSA_Test.java

License:Open Source License

protected byte[] sign(byte[] data) throws Exception {
    ConcurrentContentSigner signer = getSigner();
    ContentSigner cSigner = signer.borrowContentSigner();
    try {/*  w  w  w. ja va  2  s .  c o  m*/
        OutputStream signatureStream = cSigner.getOutputStream();
        signatureStream.write(data);
        return cSigner.getSignature();
    } finally {
        signer.returnContentSigner(cSigner);
    }
}