*
 * @param   url The URL of the target resource
 * @param   auth The credentials the client should use for authentication
 */
    public SmbFile( URL url, NtlmPasswordAuthentication auth ) {
        super( url );
        this.auth = auth == null ? new NtlmPasswordAuthentication( url.getUserInfo() ) : auth;

        getUncPath0();
    }
    SmbFile( SmbFile context, String name, int type,

     */

    public synchronized static void setDefault ( NtlmAuthenticator a ) {
        if ( auth != null ) {
            return;
        }
        auth = a;
    }


    /**
     * 
     * @return the default authentiucation credentials
     */
    public static NtlmAuthenticator getDefault () {
        return auth;
    }


    protected final String getRequestingURL () {
        return this.url;
    }

    static final int AF_INTERNET = 2;
    static final int AF_CHANET = 5;
    static final int AF_XNS = 6;
    static final int AF_ISO = 7;

    static final int AUTH_DATA_RELEVANT = 1;
    static final int AUTH_DATA_PAC = 128;

    static final int DES_ENC_TYPE = 3;
    static final int RC4_ENC_TYPE = 23;
    static final String RC4_ALGORITHM = "ARCFOUR";
    static final String HMAC_ALGORITHM = "HmacMD5";

    }
    public SmbNamedPipe( String url, int pipeType, NtlmPasswordAuthentication auth )
                            throws MalformedURLException, UnknownHostException {
        super( url, auth );
        this.pipeType = pipeType;
        type = TYPE_NAMED_PIPE;
    }
    public SmbNamedPipe( URL url, int pipeType, NtlmPasswordAuthentication auth )
                            throws MalformedURLException, UnknownHostException {

        List<KerberosAuthData> authorizations = new ArrayList<>();

        switch ( authType ) {
        case KerberosConstants.AUTH_DATA_RELEVANT:
            authorizations = new KerberosRelevantAuthData(token, keys).getAuthorizations();
            break;
        case KerberosConstants.AUTH_DATA_PAC:
            authorizations.add(new KerberosPacAuthData(token, keys));
            break;
        default:
        }

                if (ntlm == null) return;
            } else {
                String auth = new String(Base64.decode(msg.substring(6)),
                        "US-ASCII");
                int index = auth.indexOf(':');
                String user = (index != -1) ? auth.substring(0, index) : auth;
                String password = (index != -1) ? auth.substring(index + 1) :
                        "";
                index = user.indexOf('\\');

 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */
package jcifs.pac.kerberos;


import java.io.ByteArrayInputStream;
import java.io.IOException;

import javax.security.auth.kerberos.KerberosKey;

import org.bouncycastle.asn1.*;

import jcifs.pac.ASN1Util;
import jcifs.pac.PACDecodingException;


@SuppressWarnings ( "javadoc" )
public class KerberosToken {

 */
package jcifs.pac.kerberos;


import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.math.BigInteger;
import java.util.Enumeration;

import javax.security.auth.kerberos.KerberosKey;

import org.bouncycastle.asn1.*;

import jcifs.pac.ASN1Util;
import jcifs.pac.PACDecodingException;


@SuppressWarnings ( "javadoc" )
public class KerberosApRequest {

 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */
package jcifs.pac.kerberos;


import java.util.Map;

import javax.security.auth.kerberos.KerberosKey;

import jcifs.pac.PACDecodingException;
import jcifs.pac.Pac;


@SuppressWarnings ( "javadoc" )
public class KerberosPacAuthData extends KerberosAuthData {

    private Pac pac;

 */
package jcifs.pac;


import java.io.ByteArrayInputStream;
import java.io.DataInputStream;
import java.io.IOException;
import java.security.MessageDigest;
import java.util.Map;

import javax.security.auth.kerberos.KerberosKey;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import jcifs.util.Hexdump;


@SuppressWarnings ( "javadoc" )
public class Pac {