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Example 1 with TimeStampTokenDigestException

use of xades4j.providers.TimeStampTokenDigestException in project xades4j by luisgoncalves.

the class DefaultTimeStampVerificationProvider method verifyToken.

@Override
public Date verifyToken(byte[] timeStampToken, byte[] tsDigestInput) throws TimeStampTokenVerificationException {
    TimeStampToken tsToken;
    try {
        ASN1InputStream asn1is = new ASN1InputStream(timeStampToken);
        ContentInfo tsContentInfo = ContentInfo.getInstance(asn1is.readObject());
        asn1is.close();
        tsToken = new TimeStampToken(tsContentInfo);
    } catch (IOException ex) {
        throw new TimeStampTokenStructureException("Error parsing encoded token", ex);
    } catch (TSPException ex) {
        throw new TimeStampTokenStructureException("Invalid token", ex);
    }
    X509Certificate tsaCert = null;
    try {
        /* Validate the TSA certificate */
        LinkedList<X509Certificate> certs = new LinkedList<X509Certificate>();
        for (Object certHolder : tsToken.getCertificates().getMatches(new AllCertificatesSelector())) {
            certs.add(this.x509CertificateConverter.getCertificate((X509CertificateHolder) certHolder));
        }
        ValidationData vData = this.certificateValidationProvider.validate(x509CertSelectorConverter.getCertSelector(tsToken.getSID()), tsToken.getTimeStampInfo().getGenTime(), certs);
        tsaCert = vData.getCerts().get(0);
    } catch (CertificateException ex) {
        throw new TimeStampTokenVerificationException(ex.getMessage(), ex);
    } catch (XAdES4jException ex) {
        throw new TimeStampTokenTSACertException("cannot validate TSA certificate", ex);
    }
    try {
        tsToken.validate(this.signerInfoVerifierBuilder.build(tsaCert));
    } catch (TSPValidationException ex) {
        throw new TimeStampTokenSignatureException("Invalid token signature or certificate", ex);
    } catch (Exception ex) {
        throw new TimeStampTokenVerificationException("Error when verifying the token signature", ex);
    }
    org.bouncycastle.tsp.TimeStampTokenInfo tsTokenInfo = tsToken.getTimeStampInfo();
    try {
        String digestAlgUri = uriForDigest(tsTokenInfo.getMessageImprintAlgOID());
        MessageDigest md = messageDigestProvider.getEngine(digestAlgUri);
        if (!Arrays.equals(md.digest(tsDigestInput), tsTokenInfo.getMessageImprintDigest())) {
            throw new TimeStampTokenDigestException();
        }
    } catch (UnsupportedAlgorithmException ex) {
        throw new TimeStampTokenVerificationException("The token's digest algorithm is not supported", ex);
    }
    return tsTokenInfo.getGenTime();
}
Also used : CertificateException(java.security.cert.CertificateException) TimeStampTokenVerificationException(xades4j.providers.TimeStampTokenVerificationException) TimeStampTokenSignatureException(xades4j.providers.TimeStampTokenSignatureException) ContentInfo(org.bouncycastle.asn1.cms.ContentInfo) XAdES4jException(xades4j.XAdES4jException) TimeStampTokenDigestException(xades4j.providers.TimeStampTokenDigestException) MessageDigest(java.security.MessageDigest) ASN1InputStream(org.bouncycastle.asn1.ASN1InputStream) TimeStampTokenStructureException(xades4j.providers.TimeStampTokenStructureException) TSPValidationException(org.bouncycastle.tsp.TSPValidationException) TimeStampTokenTSACertException(xades4j.providers.TimeStampTokenTSACertException) IOException(java.io.IOException) X509Certificate(java.security.cert.X509Certificate) LinkedList(java.util.LinkedList) TSPValidationException(org.bouncycastle.tsp.TSPValidationException) XAdES4jException(xades4j.XAdES4jException) TimeStampTokenTSACertException(xades4j.providers.TimeStampTokenTSACertException) TimeStampTokenStructureException(xades4j.providers.TimeStampTokenStructureException) TSPException(org.bouncycastle.tsp.TSPException) IOException(java.io.IOException) CertificateException(java.security.cert.CertificateException) UnsupportedAlgorithmException(xades4j.UnsupportedAlgorithmException) TimeStampTokenDigestException(xades4j.providers.TimeStampTokenDigestException) TimeStampTokenVerificationException(xades4j.providers.TimeStampTokenVerificationException) TimeStampTokenSignatureException(xades4j.providers.TimeStampTokenSignatureException) ValidationData(xades4j.providers.ValidationData) X509CertificateHolder(org.bouncycastle.cert.X509CertificateHolder) UnsupportedAlgorithmException(xades4j.UnsupportedAlgorithmException) TSPException(org.bouncycastle.tsp.TSPException) TimeStampToken(org.bouncycastle.tsp.TimeStampToken)

Aggregations

IOException (java.io.IOException)1 MessageDigest (java.security.MessageDigest)1 CertificateException (java.security.cert.CertificateException)1 X509Certificate (java.security.cert.X509Certificate)1 LinkedList (java.util.LinkedList)1 ASN1InputStream (org.bouncycastle.asn1.ASN1InputStream)1 ContentInfo (org.bouncycastle.asn1.cms.ContentInfo)1 X509CertificateHolder (org.bouncycastle.cert.X509CertificateHolder)1 TSPException (org.bouncycastle.tsp.TSPException)1 TSPValidationException (org.bouncycastle.tsp.TSPValidationException)1 TimeStampToken (org.bouncycastle.tsp.TimeStampToken)1 UnsupportedAlgorithmException (xades4j.UnsupportedAlgorithmException)1 XAdES4jException (xades4j.XAdES4jException)1 TimeStampTokenDigestException (xades4j.providers.TimeStampTokenDigestException)1 TimeStampTokenSignatureException (xades4j.providers.TimeStampTokenSignatureException)1 TimeStampTokenStructureException (xades4j.providers.TimeStampTokenStructureException)1 TimeStampTokenTSACertException (xades4j.providers.TimeStampTokenTSACertException)1 TimeStampTokenVerificationException (xades4j.providers.TimeStampTokenVerificationException)1 ValidationData (xades4j.providers.ValidationData)1