Examples with ContentInfo com.github.zhenwei.core.asn1.pkcs.ContentInfo used on opensource projects

Example 11 with ContentInfo

use of com.github.zhenwei.core.asn1.pkcs.ContentInfo in project LinLong-Java by zhenwei1108.

the class TimeStampResponseGenerator method generateGrantedResponse.

/**
 * Return a granted response, if the passed in request passes validation with the passed in status
 * string and extra extensions.
 * <p>
 * If genTime is null a timeNotAvailable or a validation exception occurs a TSPValidationException
 * will be thrown. The parent TSPException will only occur on some sort of system failure.
 * </p>
 *
 * @param request              the request this response is for.
 * @param serialNumber         serial number for the response token.
 * @param genTime              generation time for the response token.
 * @param additionalExtensions extra extensions to be added to the response token.
 * @return the TimeStampResponse with a status of  PKIStatus.GRANTED
 * @throws TSPException on validation exception or internal error.
 */
public TimeStampResponse generateGrantedResponse(TimeStampRequest request, BigInteger serialNumber, Date genTime, String statusString, Extensions additionalExtensions) throws TSPException {
    if (genTime == null) {
        throw new TSPValidationException("The time source is not available.", PKIFailureInfo.timeNotAvailable);
    }
    request.validate(acceptedAlgorithms, acceptedPolicies, acceptedExtensions);
    status = PKIStatus.GRANTED;
    statusStrings = new ASN1EncodableVector();
    if (statusString != null) {
        this.addStatusString(statusString);
    }
    PKIStatusInfo pkiStatusInfo = getPKIStatusInfo();
    ContentInfo tstTokenContentInfo;
    try {
        tstTokenContentInfo = tokenGenerator.generate(request, serialNumber, genTime, additionalExtensions).toCMSSignedData().toASN1Structure();
    } catch (TSPException e) {
        throw e;
    } catch (Exception e) {
        throw new TSPException("Timestamp token received cannot be converted to ContentInfo", e);
    }
    try {
        return new TimeStampResponse(new DLSequence(new ASN1Encodable[] { pkiStatusInfo.toASN1Primitive(), tstTokenContentInfo.toASN1Primitive() }));
    } catch (IOException e) {
        throw new TSPException("created badly formatted response!");
    }
}

Example 12 with ContentInfo

use of com.github.zhenwei.core.asn1.pkcs.ContentInfo in project LinLong-Java by zhenwei1108.

the class TaggedContentInfo method toASN1Primitive.

public ASN1Primitive toASN1Primitive() {
    ASN1EncodableVector v = new ASN1EncodableVector(2);
    v.add(bodyPartID);
    v.add(contentInfo);
    return new DERSequence(v);
}

Example 13 with ContentInfo

use of com.github.zhenwei.core.asn1.pkcs.ContentInfo in project LinLong-Java by zhenwei1108.

the class CMSAuthenticatedDataGenerator method generate.

/**
 * Generate an authenticated data object from the passed in typedData and MacCalculator.
 *
 * @param typedData        the data to have a MAC attached.
 * @param macCalculator    the calculator of the MAC to be attached.
 * @param digestCalculator calculator for computing digest of the encapsulated data.
 * @return the resulting CMSAuthenticatedData object.
 * @throws CMSException on failure in encoding data or processing recipients.
 */
public CMSAuthenticatedData generate(CMSTypedData typedData, MacCalculator macCalculator, final DigestCalculator digestCalculator) throws CMSException {
    ASN1EncodableVector recipientInfos = new ASN1EncodableVector();
    ASN1OctetString encContent;
    ASN1OctetString macResult;
    for (Iterator it = recipientInfoGenerators.iterator(); it.hasNext(); ) {
        RecipientInfoGenerator recipient = (RecipientInfoGenerator) it.next();
        recipientInfos.add(recipient.generate(macCalculator.getKey()));
    }
    AuthenticatedData authData;
    if (digestCalculator != null) {
        try {
            ByteArrayOutputStream bOut = new ByteArrayOutputStream();
            OutputStream out = new TeeOutputStream(digestCalculator.getOutputStream(), bOut);
            typedData.write(out);
            out.close();
            encContent = new BEROctetString(bOut.toByteArray());
        } catch (IOException e) {
            throw new CMSException("unable to perform digest calculation: " + e.getMessage(), e);
        }
        Map parameters = Collections.unmodifiableMap(getBaseParameters(typedData.getContentType(), digestCalculator.getAlgorithmIdentifier(), macCalculator.getAlgorithmIdentifier(), digestCalculator.getDigest()));
        if (authGen == null) {
            authGen = new DefaultAuthenticatedAttributeTableGenerator();
        }
        ASN1Set authed = new DERSet(authGen.getAttributes(parameters).toASN1EncodableVector());
        try {
            OutputStream mOut = macCalculator.getOutputStream();
            mOut.write(authed.getEncoded(ASN1Encoding.DER));
            mOut.close();
            macResult = new DEROctetString(macCalculator.getMac());
        } catch (IOException e) {
            throw new CMSException("unable to perform MAC calculation: " + e.getMessage(), e);
        }
        ASN1Set unauthed = (unauthGen != null) ? new BERSet(unauthGen.getAttributes(parameters).toASN1EncodableVector()) : null;
        ContentInfo eci = new ContentInfo(typedData.getContentType(), encContent);
        authData = new AuthenticatedData(originatorInfo, new DERSet(recipientInfos), macCalculator.getAlgorithmIdentifier(), digestCalculator.getAlgorithmIdentifier(), eci, authed, macResult, unauthed);
    } else {
        try {
            ByteArrayOutputStream bOut = new ByteArrayOutputStream();
            OutputStream mOut = new TeeOutputStream(bOut, macCalculator.getOutputStream());
            typedData.write(mOut);
            mOut.close();
            encContent = new BEROctetString(bOut.toByteArray());
            macResult = new DEROctetString(macCalculator.getMac());
        } catch (IOException e) {
            throw new CMSException("unable to perform MAC calculation: " + e.getMessage(), e);
        }
        ASN1Set unauthed = (unauthGen != null) ? new BERSet(unauthGen.getAttributes(Collections.EMPTY_MAP).toASN1EncodableVector()) : null;
        ContentInfo eci = new ContentInfo(typedData.getContentType(), encContent);
        authData = new AuthenticatedData(originatorInfo, new DERSet(recipientInfos), macCalculator.getAlgorithmIdentifier(), null, eci, null, macResult, unauthed);
    }
    ContentInfo contentInfo = new ContentInfo(CMSObjectIdentifiers.authenticatedData, authData);
    return new CMSAuthenticatedData(contentInfo, new DigestCalculatorProvider() {

        public DigestCalculator get(AlgorithmIdentifier digestAlgorithmIdentifier) throws OperatorCreationException {
            return digestCalculator;
        }
    });
}

Example 14 with ContentInfo

use of com.github.zhenwei.core.asn1.pkcs.ContentInfo in project LinLong-Java by zhenwei1108.

the class CMSEnvelopedDataStreamGenerator method open.

protected OutputStream open(ASN1ObjectIdentifier dataType, OutputStream out, ASN1EncodableVector recipientInfos, OutputEncryptor encryptor) throws IOException {
    // 
    // ContentInfo
    // 
    BERSequenceGenerator cGen = new BERSequenceGenerator(out);
    cGen.addObject(CMSObjectIdentifiers.envelopedData);
    // 
    // Encrypted Data
    // 
    BERSequenceGenerator envGen = new BERSequenceGenerator(cGen.getRawOutputStream(), 0, true);
    envGen.addObject(getVersion(recipientInfos));
    if (originatorInfo != null) {
        envGen.addObject(new DERTaggedObject(false, 0, originatorInfo));
    }
    if (_berEncodeRecipientSet) {
        envGen.getRawOutputStream().write(new BERSet(recipientInfos).getEncoded());
    } else {
        envGen.getRawOutputStream().write(new DERSet(recipientInfos).getEncoded());
    }
    BERSequenceGenerator eiGen = new BERSequenceGenerator(envGen.getRawOutputStream());
    eiGen.addObject(dataType);
    AlgorithmIdentifier encAlgId = encryptor.getAlgorithmIdentifier();
    eiGen.getRawOutputStream().write(encAlgId.getEncoded());
    OutputStream octetStream = CMSUtils.createBEROctetOutputStream(eiGen.getRawOutputStream(), 0, false, _bufferSize);
    return new CmsEnvelopedDataOutputStream(encryptor, octetStream, cGen, envGen, eiGen);
}

Example 15 with ContentInfo

use of com.github.zhenwei.core.asn1.pkcs.ContentInfo in project LinLong-Java by zhenwei1108.

the class CMSSignedData method addDigestAlgorithm.

/**
 * Return a new CMSSignedData which guarantees to have the passed in digestAlgorithm in it.
 *
 * @param signedData      the signed data object to be used as a base.
 * @param digestAlgorithm the digest algorithm to be added to the signed data.
 * @return a new signed data object.
 */
public static CMSSignedData addDigestAlgorithm(CMSSignedData signedData, AlgorithmIdentifier digestAlgorithm) {
    Set<AlgorithmIdentifier> digestAlgorithms = signedData.getDigestAlgorithmIDs();
    AlgorithmIdentifier digestAlg = CMSSignedHelper.INSTANCE.fixDigestAlgID(digestAlgorithm, dgstAlgFinder);
    // 
    if (digestAlgorithms.contains(digestAlg)) {
        return signedData;
    }
    // 
    // copy
    // 
    CMSSignedData cms = new CMSSignedData(signedData);
    // 
    // build up the new set
    // 
    Set<AlgorithmIdentifier> digestAlgs = new HashSet<AlgorithmIdentifier>();
    Iterator it = digestAlgorithms.iterator();
    while (it.hasNext()) {
        digestAlgs.add(CMSSignedHelper.INSTANCE.fixDigestAlgID((AlgorithmIdentifier) it.next(), dgstAlgFinder));
    }
    digestAlgs.add(digestAlg);
    ASN1Set digests = CMSUtils.convertToBERSet(digestAlgs);
    ASN1Sequence sD = (ASN1Sequence) signedData.signedData.toASN1Primitive();
    ASN1EncodableVector vec = new ASN1EncodableVector();
    // 
    // signers are the last item in the sequence.
    // 
    // version
    vec.add(sD.getObjectAt(0));
    vec.add(digests);
    for (int i = 2; i != sD.size(); i++) {
        vec.add(sD.getObjectAt(i));
    }
    cms.signedData = SignedData.getInstance(new BERSequence(vec));
    // 
    // replace the contentInfo with the new one
    // 
    cms.contentInfo = new ContentInfo(cms.contentInfo.getContentType(), cms.signedData);
    return cms;
}