return bufferIndex - start;
    }
    public String toString() {
        String ret = "SecurityDescriptor:\n";
        if (aces != null) {
            for (int ai = 0; ai < aces.length; ai++) {
                ret += aces[ai].toString() + "\n";
            }
        } else {
            ret += "NULL";
        }
        return ret;
    }

     */
    @Override
    public String toString () {
        String ret = "S-" + ( this.revision & 0xFF ) + "-";

        if ( this.identifier_authority[ 0 ] != (byte) 0 || this.identifier_authority[ 1 ] != (byte) 0 ) {
            ret += "0x";
            ret += Hexdump.toHexString(this.identifier_authority, 0, 6);
        }
        else {
            long shift = 0;

        hmac.update(clientData, offset, length);
        byte[] mac = hmac.digest();
        byte[] ret = new byte[mac.length + clientData.length];
        System.arraycopy(mac, 0, ret, 0, mac.length);
        System.arraycopy(clientData, 0, ret, mac.length, clientData.length);
        return ret;
    }
    public static byte[] getLMv2Response(
            byte[] responseKeyLM,
            byte[] serverChallenge,

        hmac.update(clientData, offset, length);
        byte[] mac = hmac.digest();
        byte[] ret = new byte[mac.length + clientData.length];
        System.arraycopy(mac, 0, ret, 0, mac.length);
        System.arraycopy(clientData, 0, ret, mac.length, clientData.length);
        return ret;
    }


    /**
     * 
     * @param domain
     * @param username
     * @param password
     * 

    public String toString() {
        String ret = proto + ":" + server + "[" + endpoint;
        if (options != null) {
            Iterator iter = options.keySet().iterator();
            while (iter.hasNext()) {
                Object key = iter.next();
                Object val = options.get(key);
                ret += "," + key + "=" + val;
            }
        }
        ret += "]";
        return ret;
    }

        ret += ",signingKey=";
        if ( this.masterKey == null ) {
            ret += "null";
        }
        else {
            ret += Hexdump.toHexString(this.masterKey);
        }
        ret += "]";
        return ret;
    }


    /**
     * {@inheritDoc}
     *
     * @see jcifs.smb.SSPContext#getFlags()
     */
    @Override
    public int getFlags () {
        return 0;

     */
    @Override
    public String toString () {
        String ret = "";
        for ( int i = 0; i < this.b.length; i++ ) {
            int n = this.b[ i ] & 0xff;
            if ( n <= 0x0f ) {
                ret += "0";
            }
            ret += Integer.toHexString(n);
        }
        return ret;
    }

    @Override
    public String toString () {
        String ret = "SecurityDescriptor:\n";
        if ( this.aces != null ) {
            for ( int ai = 0; ai < this.aces.length; ai++ ) {
                ret += this.aces[ ai ].toString() + "\n";
            }
        }
        else {
            ret += "NULL";
        }
        return ret;
    }

    @Override
    public String toString () {
        String ret = this.proto + ":" + this.server + "[" + this.endpoint;
        if ( this.options != null ) {
            for ( Entry<String, Object> entry : this.options.entrySet() ) {
                ret += "," + entry.getKey() + "=" + entry.getValue();
            }
        }
        ret += "]";
        return ret;
    }

        return bufferIndex - start;
    }


    @Override
    public String toString () {
        String ret = "FileNotifyInformation[nextEntry=" + this.nextEntryOffset + ",action=0x" + Hexdump.toHexString(this.action, 4) + ",file="
                + this.fileName + "]";
        return ret;
    }