public class PacDataInputStream {

    private final DataInputStream dis;
    private final int size;

    /**
     * Constructs a PAC data input stream from the given input stream.
     * @param in the underlying input stream
     * @throws IOException if an I/O error occurs
     */
    public PacDataInputStream(final InputStream in) throws IOException {
        this.dis = new DataInputStream(in);
        this.size = in.available();
    }

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

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

/**
 * Represents a PAC signature structure containing checksum type and data.
 * This class parses and holds signature information from Kerberos PAC data,

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

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

import java.io.ByteArrayInputStream;
import java.io.DataInputStream;
import java.io.IOException;
import java.util.Date;

import jcifs.smb.SID;

/**
 * Contains user logon information from a PAC (Privilege Attribute Certificate).