Examples with ContentInfo com.github.zhenwei.pkix.util.asn1.cms.ContentInfo used on opensource projects

Example 66 with ContentInfo

use of com.github.zhenwei.pkix.util.asn1.cms.ContentInfo in project LinLong-Java by zhenwei1108.

the class CMSSignedData method replaceCertificatesAndCRLs.

/**
 * Replace the certificate and CRL information associated with this CMSSignedData object with the
 * new one passed in.
 *
 * @param signedData   the signed data object to be used as a base.
 * @param certificates the new certificates to be used.
 * @param attrCerts    the new attribute certificates to be used.
 * @param revocations  the new CRLs to be used - a collection of X509CRLHolder objects,
 *                     OtherRevocationInfoFormat, or both.
 * @return a new signed data object.
 * @throws CMSException if there is an error processing the CertStore
 */
public static CMSSignedData replaceCertificatesAndCRLs(CMSSignedData signedData, Store certificates, Store attrCerts, Store revocations) throws CMSException {
    // 
    // copy
    // 
    CMSSignedData cms = new CMSSignedData(signedData);
    // 
    // replace the certs and revocations in the SignedData object
    // 
    ASN1Set certSet = null;
    ASN1Set crlSet = null;
    if (certificates != null || attrCerts != null) {
        List certs = new ArrayList();
        if (certificates != null) {
            certs.addAll(CMSUtils.getCertificatesFromStore(certificates));
        }
        if (attrCerts != null) {
            certs.addAll(CMSUtils.getAttributeCertificatesFromStore(attrCerts));
        }
        ASN1Set set = CMSUtils.createBerSetFromList(certs);
        if (set.size() != 0) {
            certSet = set;
        }
    }
    if (revocations != null) {
        ASN1Set set = CMSUtils.createBerSetFromList(CMSUtils.getCRLsFromStore(revocations));
        if (set.size() != 0) {
            crlSet = set;
        }
    }
    // 
    // replace the CMS structure.
    // 
    cms.signedData = new SignedData(signedData.signedData.getDigestAlgorithms(), signedData.signedData.getEncapContentInfo(), certSet, crlSet, signedData.signedData.getSignerInfos());
    // 
    // replace the contentInfo with the new one
    // 
    cms.contentInfo = new ContentInfo(cms.contentInfo.getContentType(), cms.signedData);
    return cms;
}

Example 67 with ContentInfo

use of com.github.zhenwei.pkix.util.asn1.cms.ContentInfo in project LinLong-Java by zhenwei1108.

the class CMSSignedData method replaceSigners.

/**
 * Replace the SignerInformation store associated with this CMSSignedData object with the new one
 * passed in. You would probably only want to do this if you wanted to change the unsigned
 * attributes associated with a signer, or perhaps delete one.
 *
 * @param signedData             the signed data object to be used as a base.
 * @param signerInformationStore the new signer information store to use.
 * @return a new signed data object.
 */
public static CMSSignedData replaceSigners(CMSSignedData signedData, SignerInformationStore signerInformationStore) {
    // 
    // copy
    // 
    CMSSignedData cms = new CMSSignedData(signedData);
    // 
    // replace the store
    // 
    cms.signerInfoStore = signerInformationStore;
    // 
    // replace the signers in the SignedData object
    // 
    Set<AlgorithmIdentifier> digestAlgs = new HashSet<AlgorithmIdentifier>();
    ASN1EncodableVector vec = new ASN1EncodableVector();
    Iterator it = signerInformationStore.getSigners().iterator();
    while (it.hasNext()) {
        SignerInformation signer = (SignerInformation) it.next();
        CMSUtils.addDigestAlgs(digestAlgs, signer, dgstAlgFinder);
        vec.add(signer.toASN1Structure());
    }
    ASN1Set digests = CMSUtils.convertToBERSet(digestAlgs);
    ASN1Set signers = new DLSet(vec);
    ASN1Sequence sD = (ASN1Sequence) signedData.signedData.toASN1Primitive();
    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() - 1; i++) {
        vec.add(sD.getObjectAt(i));
    }
    vec.add(signers);
    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;
}

Example 68 with ContentInfo

use of com.github.zhenwei.pkix.util.asn1.cms.ContentInfo in project LinLong-Java by zhenwei1108.

the class CMSSignedDataParser method replaceCertificatesAndCRLs.

/**
 * Replace the certificate and CRL information associated with this CMSSignedData object with the
 * new one passed in.
 * <p>
 * The output stream is returned unclosed.
 * </p>
 *
 * @param original  the signed data stream to be used as a base.
 * @param certs     new certificates to be used, if any.
 * @param crls      new CRLs to be used, if any.
 * @param attrCerts new attribute certificates to be used, if any.
 * @param out       the stream to write the new signed data object to.
 * @return out.
 * @throws CMSException if there is an error processing the CertStore
 */
public static OutputStream replaceCertificatesAndCRLs(InputStream original, Store certs, Store crls, Store attrCerts, OutputStream out) throws CMSException, IOException {
    ASN1StreamParser in = new ASN1StreamParser(original);
    ContentInfoParser contentInfo = new ContentInfoParser((ASN1SequenceParser) in.readObject());
    SignedDataParser signedData = SignedDataParser.getInstance(contentInfo.getContent(BERTags.SEQUENCE));
    BERSequenceGenerator sGen = new BERSequenceGenerator(out);
    sGen.addObject(CMSObjectIdentifiers.signedData);
    BERSequenceGenerator sigGen = new BERSequenceGenerator(sGen.getRawOutputStream(), 0, true);
    // version number
    sigGen.addObject(signedData.getVersion());
    // digests
    sigGen.getRawOutputStream().write(signedData.getDigestAlgorithms().toASN1Primitive().getEncoded());
    // encap content info
    ContentInfoParser encapContentInfo = signedData.getEncapContentInfo();
    BERSequenceGenerator eiGen = new BERSequenceGenerator(sigGen.getRawOutputStream());
    eiGen.addObject(encapContentInfo.getContentType());
    pipeEncapsulatedOctetString(encapContentInfo, eiGen.getRawOutputStream());
    eiGen.close();
    // 
    // skip existing certs and CRLs
    // 
    getASN1Set(signedData.getCertificates());
    getASN1Set(signedData.getCrls());
    // 
    if (certs != null || attrCerts != null) {
        List certificates = new ArrayList();
        if (certs != null) {
            certificates.addAll(CMSUtils.getCertificatesFromStore(certs));
        }
        if (attrCerts != null) {
            certificates.addAll(CMSUtils.getAttributeCertificatesFromStore(attrCerts));
        }
        ASN1Set asn1Certs = CMSUtils.createBerSetFromList(certificates);
        if (asn1Certs.size() > 0) {
            sigGen.getRawOutputStream().write(new DERTaggedObject(false, 0, asn1Certs).getEncoded());
        }
    }
    if (crls != null) {
        ASN1Set asn1Crls = CMSUtils.createBerSetFromList(CMSUtils.getCRLsFromStore(crls));
        if (asn1Crls.size() > 0) {
            sigGen.getRawOutputStream().write(new DERTaggedObject(false, 1, asn1Crls).getEncoded());
        }
    }
    sigGen.getRawOutputStream().write(signedData.getSignerInfos().toASN1Primitive().getEncoded());
    sigGen.close();
    sGen.close();
    return out;
}

Example 69 with ContentInfo

use of com.github.zhenwei.pkix.util.asn1.cms.ContentInfo in project LinLong-Java by zhenwei1108.

the class CMSSignedDataParser method replaceSigners.

/**
 * Replace the signerinformation store associated with the passed in message contained in the
 * stream original with the new one passed in. You would probably only want to do this if you
 * wanted to change the unsigned attributes associated with a signer, or perhaps delete one.
 * <p>
 * The output stream is returned unclosed.
 * </p>
 *
 * @param original               the signed data stream to be used as a base.
 * @param signerInformationStore the new signer information store to use.
 * @param out                    the stream to write the new signed data object to.
 * @return out.
 */
public static OutputStream replaceSigners(InputStream original, SignerInformationStore signerInformationStore, OutputStream out) throws CMSException, IOException {
    ASN1StreamParser in = new ASN1StreamParser(original);
    ContentInfoParser contentInfo = new ContentInfoParser((ASN1SequenceParser) in.readObject());
    SignedDataParser signedData = SignedDataParser.getInstance(contentInfo.getContent(BERTags.SEQUENCE));
    BERSequenceGenerator sGen = new BERSequenceGenerator(out);
    sGen.addObject(CMSObjectIdentifiers.signedData);
    BERSequenceGenerator sigGen = new BERSequenceGenerator(sGen.getRawOutputStream(), 0, true);
    // version number
    sigGen.addObject(signedData.getVersion());
    // digests
    // skip old ones
    signedData.getDigestAlgorithms().toASN1Primitive();
    ASN1EncodableVector digestAlgs = new ASN1EncodableVector();
    for (Iterator it = signerInformationStore.getSigners().iterator(); it.hasNext(); ) {
        SignerInformation signer = (SignerInformation) it.next();
        digestAlgs.add(CMSSignedHelper.INSTANCE.fixDigestAlgID(signer.getDigestAlgorithmID(), dgstAlgFinder));
    }
    sigGen.getRawOutputStream().write(new DERSet(digestAlgs).getEncoded());
    // encap content info
    ContentInfoParser encapContentInfo = signedData.getEncapContentInfo();
    BERSequenceGenerator eiGen = new BERSequenceGenerator(sigGen.getRawOutputStream());
    eiGen.addObject(encapContentInfo.getContentType());
    pipeEncapsulatedOctetString(encapContentInfo, eiGen.getRawOutputStream());
    eiGen.close();
    writeSetToGeneratorTagged(sigGen, signedData.getCertificates(), 0);
    writeSetToGeneratorTagged(sigGen, signedData.getCrls(), 1);
    ASN1EncodableVector signerInfos = new ASN1EncodableVector();
    for (Iterator it = signerInformationStore.getSigners().iterator(); it.hasNext(); ) {
        SignerInformation signer = (SignerInformation) it.next();
        signerInfos.add(signer.toASN1Structure());
    }
    sigGen.getRawOutputStream().write(new DERSet(signerInfos).getEncoded());
    sigGen.close();
    sGen.close();
    return out;
}

Example 70 with ContentInfo

use of com.github.zhenwei.pkix.util.asn1.cms.ContentInfo in project LinLong-Java by zhenwei1108.

the class CMSDigestedData method verify.

public boolean verify(DigestCalculatorProvider calculatorProvider) throws CMSException {
    try {
        ContentInfo content = digestedData.getEncapContentInfo();
        DigestCalculator calc = calculatorProvider.get(digestedData.getDigestAlgorithm());
        OutputStream dOut = calc.getOutputStream();
        dOut.write(((ASN1OctetString) content.getContent()).getOctets());
        return Arrays.areEqual(digestedData.getDigest(), calc.getDigest());
    } catch (OperatorCreationException e) {
        throw new CMSException("unable to create digest calculator: " + e.getMessage(), e);
    } catch (IOException e) {
        throw new CMSException("unable process content: " + e.getMessage(), e);
    }
}