Examples with Sha1Digest com.intel.mtwilson.util.crypto.Sha1Digest used on opensource projects

Example 6 with Sha1Digest

use of com.intel.mtwilson.util.crypto.Sha1Digest in project OpenAttestation by OpenAttestation.

the class KeystoreCertificateRepository method isCertificateInKeystore.

protected boolean isCertificateInKeystore(Sha1Digest test) {
    try {
        // throws KeyStoreException
        List<String> aliases = Collections.list(keystore.aliases());
        for (String alias : aliases) {
            log.debug("Keystore entry alias: {}", alias);
            // throws KeyManagementException
            X509Certificate cert = getCertificate(alias);
            if (cert != null) {
                Sha1Digest known = Sha1Digest.digestOf(cert.getEncoded());
                if (Arrays.equals(test.toByteArray(), known.toByteArray())) {
                    return true;
                }
            }
        }
        return false;
    } catch (KeyStoreException | KeyManagementException | CertificateEncodingException e) {
        log.debug("Cannot check if certificate is in keystore", e);
        return false;
    }
}

Example 7 with Sha1Digest

use of com.intel.mtwilson.util.crypto.Sha1Digest in project OpenAttestation by OpenAttestation.

the class KeystoreCertificateRepository method addCertificate.

/**
     *
     * @param certificate
     * @throws KeyManagementException
     */
@Override
public void addCertificate(X509Certificate certificate) throws KeyManagementException {
    try {
        Sha1Digest fingerprint = Sha1Digest.digestOf(certificate.getEncoded());
        if (isCertificateInKeystore(fingerprint)) {
            log.debug("Certificate {} is already in keystore", fingerprint.toHexString());
            return;
        }
        String alias = fingerprint.toHexString();
        log.debug("Adding certificate to repository: {}", alias);
        keystore.setCertificateEntry(alias, certificate);
        // save the keystore!
        save();
    } catch (KeyStoreException | IOException | NoSuchAlgorithmException | CertificateException e) {
        throw new KeyManagementException("Cannot add certificate", e);
    }
}

Example 8 with Sha1Digest

use of com.intel.mtwilson.util.crypto.Sha1Digest in project OpenAttestation by OpenAttestation.

the class TAHelper method convertHostTpmEventLogEntryToMeasurement.

/**
     * Helper method to create the Measurement Object.
     *
     * @param extendedToPcr
     * @param moduleName
     * @param moduleHash
     * @return
     */
private static Measurement convertHostTpmEventLogEntryToMeasurement(int extendedToPcr, String moduleName, String moduleHash, boolean useHostSpecificDigest) {
    HashMap<String, String> info = new HashMap<String, String>();
    // For OpenSource since we do not have any events associated, we are creating a dummy one.
    info.put("EventName", "OpenSource.EventName");
    // Removing the prefix of "OpenSource" as it is being captured in the event type
    info.put("ComponentName", moduleName);
    info.put("PackageName", "");
    info.put("PackageVendor", "");
    info.put("PackageVersion", "");
    info.put("ExtendedToPCR", String.valueOf(extendedToPcr));
    if (useHostSpecificDigest) {
        info.put("UseHostSpecificDigest", "true");
    } else {
        info.put("UseHostSpecificDigest", "false");
    }
    return new Measurement(new Sha1Digest(moduleHash), moduleName, info);
}