Examples with DerInputStream sun.security.util.DerInputStream used on opensource projects

Example 21 with DerInputStream

use of sun.security.util.DerInputStream in project otertool by wuntee.

the class JarSigner method checkCertUsage.

/**
     * Check if userCert is designed to be a code signer
     * @param userCert the certificate to be examined
     * @param bad 3 booleans to show if the KeyUsage, ExtendedKeyUsage,
     *            NetscapeCertType has codeSigning flag turned on.
     *            If null, the class field badKeyUsage, badExtendedKeyUsage,
     *            badNetscapeCertType will be set.
     */
void checkCertUsage(X509Certificate userCert, boolean[] bad) {
    if (bad != null) {
        bad[0] = bad[1] = bad[2] = false;
    }
    boolean[] keyUsage = userCert.getKeyUsage();
    if (keyUsage != null) {
        if (keyUsage.length < 1 || !keyUsage[0]) {
            if (bad != null) {
                bad[0] = true;
            } else {
                badKeyUsage = true;
            }
        }
    }
    try {
        List<String> xKeyUsage = userCert.getExtendedKeyUsage();
        if (xKeyUsage != null) {
            if (// anyExtendedKeyUsage
            !xKeyUsage.contains("2.5.29.37.0") && !xKeyUsage.contains("1.3.6.1.5.5.7.3.3")) {
                // codeSigning
                if (bad != null) {
                    bad[1] = true;
                } else {
                    badExtendedKeyUsage = true;
                }
            }
        }
    } catch (java.security.cert.CertificateParsingException e) {
    // shouldn't happen
    }
    try {
        // OID_NETSCAPE_CERT_TYPE
        byte[] netscapeEx = userCert.getExtensionValue("2.16.840.1.113730.1.1");
        if (netscapeEx != null) {
            DerInputStream in = new DerInputStream(netscapeEx);
            byte[] encoded = in.getOctetString();
            encoded = new DerValue(encoded).getUnalignedBitString().toByteArray();
            NetscapeCertTypeExtension extn = new NetscapeCertTypeExtension(encoded);
            Boolean val = (Boolean) extn.get(NetscapeCertTypeExtension.OBJECT_SIGNING);
            if (!val) {
                if (bad != null) {
                    bad[2] = true;
                } else {
                    badNetscapeCertType = true;
                }
            }
        }
    } catch (IOException e) {
    // 
    }
}

Example 22 with DerInputStream

use of sun.security.util.DerInputStream in project jdk8u_jdk by JetBrains.

the class PKCS12KeyStore method engineGetKey.

/**
     * Returns the key associated with the given alias, using the given
     * password to recover it.
     *
     * @param alias the alias name
     * @param password the password for recovering the key
     *
     * @return the requested key, or null if the given alias does not exist
     * or does not identify a <i>key entry</i>.
     *
     * @exception NoSuchAlgorithmException if the algorithm for recovering the
     * key cannot be found
     * @exception UnrecoverableKeyException if the key cannot be recovered
     * (e.g., the given password is wrong).
     */
public Key engineGetKey(String alias, char[] password) throws NoSuchAlgorithmException, UnrecoverableKeyException {
    Entry entry = entries.get(alias.toLowerCase(Locale.ENGLISH));
    Key key = null;
    if (entry == null || (!(entry instanceof KeyEntry))) {
        return null;
    }
    // get the encoded private key or secret key
    byte[] encrBytes = null;
    if (entry instanceof PrivateKeyEntry) {
        encrBytes = ((PrivateKeyEntry) entry).protectedPrivKey;
    } else if (entry instanceof SecretKeyEntry) {
        encrBytes = ((SecretKeyEntry) entry).protectedSecretKey;
    } else {
        throw new UnrecoverableKeyException("Error locating key");
    }
    byte[] encryptedKey;
    AlgorithmParameters algParams;
    ObjectIdentifier algOid;
    try {
        // get the encrypted private key
        EncryptedPrivateKeyInfo encrInfo = new EncryptedPrivateKeyInfo(encrBytes);
        encryptedKey = encrInfo.getEncryptedData();
        // parse Algorithm parameters
        DerValue val = new DerValue(encrInfo.getAlgorithm().encode());
        DerInputStream in = val.toDerInputStream();
        algOid = in.getOID();
        algParams = parseAlgParameters(algOid, in);
    } catch (IOException ioe) {
        UnrecoverableKeyException uke = new UnrecoverableKeyException("Private key not stored as " + "PKCS#8 EncryptedPrivateKeyInfo: " + ioe);
        uke.initCause(ioe);
        throw uke;
    }
    try {
        byte[] keyInfo;
        while (true) {
            try {
                // Use JCE
                SecretKey skey = getPBEKey(password);
                Cipher cipher = Cipher.getInstance(mapPBEParamsToAlgorithm(algOid, algParams));
                cipher.init(Cipher.DECRYPT_MODE, skey, algParams);
                keyInfo = cipher.doFinal(encryptedKey);
                break;
            } catch (Exception e) {
                if (password.length == 0) {
                    // Retry using an empty password
                    // without a NULL terminator.
                    password = new char[1];
                    continue;
                }
                throw e;
            }
        }
        /*
             * Parse the key algorithm and then use a JCA key factory
             * to re-create the key.
             */
        DerValue val = new DerValue(keyInfo);
        DerInputStream in = val.toDerInputStream();
        int i = in.getInteger();
        DerValue[] value = in.getSequence(2);
        AlgorithmId algId = new AlgorithmId(value[0].getOID());
        String keyAlgo = algId.getName();
        // decode private key
        if (entry instanceof PrivateKeyEntry) {
            KeyFactory kfac = KeyFactory.getInstance(keyAlgo);
            PKCS8EncodedKeySpec kspec = new PKCS8EncodedKeySpec(keyInfo);
            key = kfac.generatePrivate(kspec);
            if (debug != null) {
                debug.println("Retrieved a protected private key (" + key.getClass().getName() + ") at alias '" + alias + "'");
            }
        // decode secret key
        } else {
            byte[] keyBytes = in.getOctetString();
            SecretKeySpec secretKeySpec = new SecretKeySpec(keyBytes, keyAlgo);
            // Special handling required for PBE: needs a PBEKeySpec
            if (keyAlgo.startsWith("PBE")) {
                SecretKeyFactory sKeyFactory = SecretKeyFactory.getInstance(keyAlgo);
                KeySpec pbeKeySpec = sKeyFactory.getKeySpec(secretKeySpec, PBEKeySpec.class);
                key = sKeyFactory.generateSecret(pbeKeySpec);
            } else {
                key = secretKeySpec;
            }
            if (debug != null) {
                debug.println("Retrieved a protected secret key (" + key.getClass().getName() + ") at alias '" + alias + "'");
            }
        }
    } catch (Exception e) {
        UnrecoverableKeyException uke = new UnrecoverableKeyException("Get Key failed: " + e.getMessage());
        uke.initCause(e);
        throw uke;
    }
    return key;
}

Example 23 with DerInputStream

use of sun.security.util.DerInputStream in project jdk8u_jdk by JetBrains.

the class PKCS12KeyStore method loadSafeContents.

private void loadSafeContents(DerInputStream stream, char[] password) throws IOException, NoSuchAlgorithmException, CertificateException {
    DerValue[] safeBags = stream.getSequence(2);
    int count = safeBags.length;
    /*
         * Spin over the SafeBags.
         */
    for (int i = 0; i < count; i++) {
        ObjectIdentifier bagId;
        DerInputStream sbi;
        DerValue bagValue;
        Object bagItem = null;
        sbi = safeBags[i].toDerInputStream();
        bagId = sbi.getOID();
        bagValue = sbi.getDerValue();
        if (!bagValue.isContextSpecific((byte) 0)) {
            throw new IOException("unsupported PKCS12 bag value type " + bagValue.tag);
        }
        bagValue = bagValue.data.getDerValue();
        if (bagId.equals((Object) PKCS8ShroudedKeyBag_OID)) {
            PrivateKeyEntry kEntry = new PrivateKeyEntry();
            kEntry.protectedPrivKey = bagValue.toByteArray();
            bagItem = kEntry;
            privateKeyCount++;
        } else if (bagId.equals((Object) CertBag_OID)) {
            DerInputStream cs = new DerInputStream(bagValue.toByteArray());
            DerValue[] certValues = cs.getSequence(2);
            ObjectIdentifier certId = certValues[0].getOID();
            if (!certValues[1].isContextSpecific((byte) 0)) {
                throw new IOException("unsupported PKCS12 cert value type " + certValues[1].tag);
            }
            DerValue certValue = certValues[1].data.getDerValue();
            CertificateFactory cf = CertificateFactory.getInstance("X509");
            X509Certificate cert;
            cert = (X509Certificate) cf.generateCertificate(new ByteArrayInputStream(certValue.getOctetString()));
            bagItem = cert;
            certificateCount++;
        } else if (bagId.equals((Object) SecretBag_OID)) {
            DerInputStream ss = new DerInputStream(bagValue.toByteArray());
            DerValue[] secretValues = ss.getSequence(2);
            ObjectIdentifier secretId = secretValues[0].getOID();
            if (!secretValues[1].isContextSpecific((byte) 0)) {
                throw new IOException("unsupported PKCS12 secret value type " + secretValues[1].tag);
            }
            DerValue secretValue = secretValues[1].data.getDerValue();
            SecretKeyEntry kEntry = new SecretKeyEntry();
            kEntry.protectedSecretKey = secretValue.getOctetString();
            bagItem = kEntry;
            secretKeyCount++;
        } else {
            if (debug != null) {
                debug.println("Unsupported PKCS12 bag type: " + bagId);
            }
        }
        DerValue[] attrSet;
        try {
            attrSet = sbi.getSet(3);
        } catch (IOException e) {
            // entry does not have attributes
            // Note: CA certs can have no attributes
            // OpenSSL generates pkcs12 with no attr for CA certs.
            attrSet = null;
        }
        String alias = null;
        byte[] keyId = null;
        ObjectIdentifier[] trustedKeyUsage = null;
        Set<PKCS12Attribute> attributes = new HashSet<>();
        if (attrSet != null) {
            for (int j = 0; j < attrSet.length; j++) {
                byte[] encoded = attrSet[j].toByteArray();
                DerInputStream as = new DerInputStream(encoded);
                DerValue[] attrSeq = as.getSequence(2);
                ObjectIdentifier attrId = attrSeq[0].getOID();
                DerInputStream vs = new DerInputStream(attrSeq[1].toByteArray());
                DerValue[] valSet;
                try {
                    valSet = vs.getSet(1);
                } catch (IOException e) {
                    throw new IOException("Attribute " + attrId + " should have a value " + e.getMessage());
                }
                if (attrId.equals((Object) PKCS9FriendlyName_OID)) {
                    alias = valSet[0].getBMPString();
                } else if (attrId.equals((Object) PKCS9LocalKeyId_OID)) {
                    keyId = valSet[0].getOctetString();
                } else if (attrId.equals((Object) TrustedKeyUsage_OID)) {
                    trustedKeyUsage = new ObjectIdentifier[valSet.length];
                    for (int k = 0; k < valSet.length; k++) {
                        trustedKeyUsage[k] = valSet[k].getOID();
                    }
                } else {
                    attributes.add(new PKCS12Attribute(encoded));
                }
            }
        }
        /*
             * As per PKCS12 v1.0 friendlyname (alias) and localKeyId (keyId)
             * are optional PKCS12 bagAttributes. But entries in the keyStore
             * are identified by their alias. Hence we need to have an
             * Unfriendlyname in the alias, if alias is null. The keyId
             * attribute is required to match the private key with the
             * certificate. If we get a bagItem of type KeyEntry with a
             * null keyId, we should skip it entirely.
             */
        if (bagItem instanceof KeyEntry) {
            KeyEntry entry = (KeyEntry) bagItem;
            if (bagItem instanceof PrivateKeyEntry) {
                if (keyId == null) {
                    // associated cert-chain
                    if (privateKeyCount == 1) {
                        keyId = "01".getBytes("UTF8");
                    } else {
                        continue;
                    }
                }
            }
            entry.keyId = keyId;
            // restore date if it exists
            String keyIdStr = new String(keyId, "UTF8");
            Date date = null;
            if (keyIdStr.startsWith("Time ")) {
                try {
                    date = new Date(Long.parseLong(keyIdStr.substring(5)));
                } catch (Exception e) {
                    date = null;
                }
            }
            if (date == null) {
                date = new Date();
            }
            entry.date = date;
            if (bagItem instanceof PrivateKeyEntry) {
                keyList.add((PrivateKeyEntry) entry);
            }
            if (entry.attributes == null) {
                entry.attributes = new HashSet<>();
            }
            entry.attributes.addAll(attributes);
            if (alias == null) {
                alias = getUnfriendlyName();
            }
            entry.alias = alias;
            entries.put(alias.toLowerCase(Locale.ENGLISH), entry);
        } else if (bagItem instanceof X509Certificate) {
            X509Certificate cert = (X509Certificate) bagItem;
            // associated cert-chain
            if ((keyId == null) && (privateKeyCount == 1)) {
                // insert localKeyID only for EE cert or self-signed cert
                if (i == 0) {
                    keyId = "01".getBytes("UTF8");
                }
            }
            // Trusted certificate
            if (trustedKeyUsage != null) {
                if (alias == null) {
                    alias = getUnfriendlyName();
                }
                CertEntry certEntry = new CertEntry(cert, keyId, alias, trustedKeyUsage, attributes);
                entries.put(alias.toLowerCase(Locale.ENGLISH), certEntry);
            } else {
                certEntries.add(new CertEntry(cert, keyId, alias));
            }
            X500Principal subjectDN = cert.getSubjectX500Principal();
            if (subjectDN != null) {
                if (!certsMap.containsKey(subjectDN)) {
                    certsMap.put(subjectDN, cert);
                }
            }
        }
    }
}

Example 24 with DerInputStream

use of sun.security.util.DerInputStream in project jdk8u_jdk by JetBrains.

the class AdaptableX509CertSelector method matchSubjectKeyID.

/*
     * Match on subject key identifier extension value. These matching rules
     * are identical to X509CertSelector except that if the certificate does
     * not have a subject key identifier extension, it returns true.
     */
private boolean matchSubjectKeyID(X509Certificate xcert) {
    if (ski == null) {
        return true;
    }
    try {
        byte[] extVal = xcert.getExtensionValue("2.5.29.14");
        if (extVal == null) {
            if (debug != null) {
                debug.println("AdaptableX509CertSelector.match: " + "no subject key ID extension. Subject: " + xcert.getSubjectX500Principal());
            }
            return true;
        }
        DerInputStream in = new DerInputStream(extVal);
        byte[] certSubjectKeyID = in.getOctetString();
        if (certSubjectKeyID == null || !Arrays.equals(ski, certSubjectKeyID)) {
            if (debug != null) {
                debug.println("AdaptableX509CertSelector.match: " + "subject key IDs don't match. " + "Expected: " + Arrays.toString(ski) + " " + "Cert's: " + Arrays.toString(certSubjectKeyID));
            }
            return false;
        }
    } catch (IOException ex) {
        if (debug != null) {
            debug.println("AdaptableX509CertSelector.match: " + "exception in subject key ID check");
        }
        return false;
    }
    return true;
}

Example 25 with DerInputStream

use of sun.security.util.DerInputStream in project jdk8u_jdk by JetBrains.

the class SimpleValidator method getNetscapeCertTypeBit.

/**
     * Get the value of the specified bit in the Netscape certificate type
     * extension. If the extension is not present at all, we return true.
     */
static boolean getNetscapeCertTypeBit(X509Certificate cert, String type) {
    try {
        NetscapeCertTypeExtension ext;
        if (cert instanceof X509CertImpl) {
            X509CertImpl certImpl = (X509CertImpl) cert;
            ObjectIdentifier oid = OBJID_NETSCAPE_CERT_TYPE;
            ext = (NetscapeCertTypeExtension) certImpl.getExtension(oid);
            if (ext == null) {
                return true;
            }
        } else {
            byte[] extVal = cert.getExtensionValue(OID_NETSCAPE_CERT_TYPE);
            if (extVal == null) {
                return true;
            }
            DerInputStream in = new DerInputStream(extVal);
            byte[] encoded = in.getOctetString();
            encoded = new DerValue(encoded).getUnalignedBitString().toByteArray();
            ext = new NetscapeCertTypeExtension(encoded);
        }
        Boolean val = ext.get(type);
        return val.booleanValue();
    } catch (IOException e) {
        return false;
    }
}