// this used to be len > 0, but this is BS:
            // - InputStream.read gives no such guarantee
            // - otherwise the caller would need to figure out the block size, or otherwise might end up with very small
            // reads
            return (int) ( this.fp - start );
        }
    }


    /**
     * This stream class is unbuffered. Therefore this method will always

                _dst.advance(1 * _security_descriptors);

                _dst = _dst.derive(_security_descriptori);
                for (int _i = 0; _i < _security_descriptors; _i++) {
                    _dst.enc_ndr_small(security_descriptor[_i]);
                }
            }
        }
        public void decode(NdrBuffer _src) throws NdrException {
            _src.align(4);
            int _netnamep = _src.dec_ndr_long();

            _dst.enc_ndr_small(context_mode);
            _dst.enc_ndr_small(effective_only);

        }
        public void decode(NdrBuffer _src) throws NdrException {
            _src.align(4);
            length = (int)_src.dec_ndr_long();
            impersonation_level = (short)_src.dec_ndr_short();
            context_mode = (byte)_src.dec_ndr_small();
            effective_only = (byte)_src.dec_ndr_small();

            _dst.align(4);
            _dst.enc_ndr_long(this.length);
            _dst.enc_ndr_short(this.impersonation_level);
            _dst.enc_ndr_small(this.context_mode);
            _dst.enc_ndr_small(this.effective_only);

        }


        @Override
        public void decode ( NdrBuffer _src ) throws NdrException {
            _src.align(4);

    public static final int NT_STATUS_MORE_PROCESSING_REQUIRED = 0xC0000016;
    public static final int NT_STATUS_ACCESS_DENIED = 0xC0000022;
    public static final int NT_STATUS_BUFFER_TOO_SMALL = 0xC0000023;
    public static final int NT_STATUS_OBJECT_NAME_INVALID = 0xC0000033;
    public static final int NT_STATUS_OBJECT_NAME_NOT_FOUND = 0xC0000034;
    public static final int NT_STATUS_OBJECT_NAME_COLLISION = 0xC0000035;

// HIGH RISK ACTIVITIES.
//
//
// The rest is:
//
// Copyright (C) 1996 by Jef Poskanzer <******@****.***>.  All rights reserved.
//
// Copyright (C) 1996 by Wolfgang Platzer
// email: ******@****.***
//
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions
// are met:

                    out.print("\"><b>");
                    out.print(name);
                    out.print("</b><br><small>");
                    out.print( ( f.length() / 1024 ) + "KB <br>");
                    out.print(sdf.format(new Date(f.lastModified())));
                    out.print("</small>");
                    out.println("</a>");
                }
            }
        }

                    out.print( "\"><b>" );
                    out.print( name );
                    out.print( "</b><br><small>" );
                    out.print( (f.length() / 1024) + "KB <br>" );
                    out.print( sdf.format( new Date( f.lastModified() )));
                    out.print( "</small>" );
                    out.println( "</a>" );
                }
            }
        }

    }

    InetAddress localAddr;
    int localPort;
    UniAddress address;
    Socket socket;
    int port, mid;
    OutputStream out;
    InputStream in;
    byte[] sbuf = new byte[512]; /* small local buffer */
    SmbComBlankResponse key = new SmbComBlankResponse();
    long sessionExpiration = System.currentTimeMillis() + SO_TIMEOUT;
    LinkedList referrals = new LinkedList();
    SigningDigest digest = null;

    public static final int NT_STATUS_MORE_PROCESSING_REQUIRED = 0xC0000016;
    public static final int NT_STATUS_ACCESS_DENIED = 0xC0000022;
    public static final int NT_STATUS_BUFFER_TOO_SMALL = 0xC0000023;
    public static final int NT_STATUS_OBJECT_NAME_INVALID = 0xC0000033;
    public static final int NT_STATUS_OBJECT_NAME_NOT_FOUND = 0xC0000034;
    public static final int NT_STATUS_OBJECT_NAME_COLLISION = 0xC0000035;