}

    /* Decode floating point numbers
     */

    public static float dec_floatle( byte[] src, int si )
    {
        return Float.intBitsToFloat( dec_uint32le( src, si ));
    }
    public static float dec_floatbe( byte[] src, int si )
    {
        return Float.intBitsToFloat( dec_uint32be( src, si ));
    }

    /* Encode and decode doubles
     */

     * @param len
     * @throws IOException
     */
    public FileNotifyInformationImpl ( byte[] buffer, int bufferIndex, int len ) throws IOException {
        decode(buffer, bufferIndex, len);
    }


    @Override
    public int decode ( byte[] buffer, int bufferIndex, int len ) throws SMBProtocolDecodingException {
        if (len == 0) {
        	// nothing to do
        	return 0;
        }

     * @param passwordHashHex
     *            NT password hash, hex encoded
     */
    public NtlmNtHashAuthenticator ( String domain, String username, String passwordHashHex ) {
        this(domain, username, Hex.decode(passwordHashHex));
    }


    private NtlmNtHashAuthenticator ( byte[] passwordHash ) {
        super();
        this.ntHash = passwordHash;
    }


    /**
     * {@inheritDoc}
     *

        if ( this.getErrorCode() != 0 )
            return 4;

        try {
            this.securityDescriptor = new SecurityDescriptor();
            bufferIndex += this.securityDescriptor.decode(buffer, bufferIndex, len);
        }
        catch ( IOException ioe ) {
            throw new RuntimeCIFSException(ioe.getMessage());
        }

        return bufferIndex - start;
    }

        List<FileEntry> infos = new ArrayList<>();
        do {
            FileBothDirectoryInfo cur = createFileInfo();
            if ( cur == null ) {
                break;
            }
            cur.decode(buffer, bufferIndex, bufferLength);
            infos.add(cur);
            int nextEntryOffset = cur.getNextEntryOffset();
            if ( nextEntryOffset > 0 ) {
                bufferIndex += nextEntryOffset;

        int start = bufferIndex;
        FileInformation inf = createFileInformation();
        if ( inf != null ) {
            bufferIndex += inf.decode(buffer, bufferIndex, getDataCount());
            this.info = inf;
        }
        return bufferIndex - start;
    }


    private FileInformation createFileInformation () {
        FileInformation inf;

                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;

                    break;
                }
            }
            if ( this.authMethod == null )
                return null;
            NtlmMessage message = ( authorization != null ) ? new Type2Message(Base64.decode(authorization)) : null;
            reconnect();
            if ( message == null ) {
                message = new Type1Message(this.transportContext);

    public int getAccessMask() {
        return access;
    }

    /**
     * Return the SID associated with this ACE.
     */
    public SID getSID() {
        return sid;
    }

    int decode( byte[] buf, int bi ) {
        allow = buf[bi++] == (byte)0x00;
        flags = buf[bi++] & 0xFF;
        int size = ServerMessageBlock.readInt2(buf, bi);
        bi += 2;

                if(( ntlm = NtlmSsp.authenticate( req, resp, challenge )) == null ) {
                    return;
                }
            } else { /* Basic */
                String auth = new String( Base64.decode( msg.substring(6) ), "US-ASCII" );
                int index = auth.indexOf( ':' );
                String user = (index != -1) ? auth.substring(0, index) : auth;