int size = 0;
        for ( AvPair p : pairs ) {
            size += 4 + p.getRaw().length;
        }
        size += 4;

        byte[] enc = new byte[size];
        int pos = 0;
        for ( AvPair p : pairs ) {
            byte[] raw = p.getRaw();
            SMBUtil.writeInt2(p.getType(), enc, pos);
            SMBUtil.writeInt2(raw.length, enc, pos + 2);

            Assert.assertEquals(1, ed.getUserAuthorizations().size());

            KerberosPacAuthData pacData = (KerberosPacAuthData) ed.getUserAuthorizations().get(0);
            Pac pac = pacData.getPac();
            PacLogonInfo li = pac.getLogonInfo();
            Assert.assertEquals("test1", li.getUserName());
        } finally {
            Files.deleteIfExists(p);
            Files.deleteIfExists(krbConfig);

     */
    public AvFlags ( int flags ) {
        this(encode(flags));
    }


    /**
     * 
     * @return flags
     */
    public int getFlags () {
        return SMBUtil.readInt4(this.getRaw(), 0);
    }


    private static byte[] encode ( int flags ) {
        byte[] raw = new byte[4];
        SMBUtil.writeInt4(flags, raw, 0);
        return raw;
    }

        this(encode(targetName));
    }


    /**
     * 
     * @return the target name
     */
    public String getTargetName () {
        return new String(getRaw(), UTF16LE);
    }


    /**
     * @param targetName
     * @return
     */
    private static byte[] encode ( String targetName ) {
        return targetName.getBytes(UTF16LE);
    }

    }


    /**
     * @return the type
     */
    public final int getType () {
        return this.type;
    }


    /**
     * @return the raw
     */
    public final byte[] getRaw () {
        return this.raw;
    }

    private Pac pac;


    public KerberosPacAuthData ( byte[] token, Map<Integer, KerberosKey> keys ) throws PACDecodingException {
        this.pac = new Pac(token, keys);
    }


    public Pac getPac () {
        return this.pac;
    }

        SMBUtil.writeInt8(ts, data, 0);
        return data;
    }


    /**
     * @return the timestamp
     */
    public long getTimestamp () {
        return SMBUtil.readInt8(getRaw(), 0);
    }