if(( n = response.dataLength ) <= 0 ) {
                return (int)((fp - start) > 0L ? fp - start : -1);
            }
            fp += n;
            len -= n;
            response.off += n;
        } while( len > 0 && n == r );

        return (int)(fp - start);
    }
/**
 * This stream class is unbuffered. Therefore this method will always
 * return 0 for streams connected to regular files. However, a 

        DfsReferralData ref = dfs.resolve(context, target, dfsShare, path);

        if ( ref != null ) {
            do {
                log.debug("ref " + ref);
            }
            while ( ( ref.next() != ref ) && ( ref = ref.next() ) != null );
        }
        else {
            log.debug("No ref");
        }

        return ref;
    }


    /**
     * @param dfsShare

                }
                this.fp += n;
                len -= n;
                response.adjustOffset(n);
            }
            while ( len > blockSize && n == r );
            // this used to be len > 0, but this is BS:
            // - InputStream.read gives no such guarantee

        if ( host.indexOf('.') < 0 && host.toUpperCase(Locale.ROOT).equals(host) ) {
            // this is not too good, probably should better pass the address and check that it is a netbios one.
            // While we could look up the domain controller/KDC we cannot really make the java kerberos implementation
            // use a KDC of our choice.

     *
     * @param material
     *            The raw Type-2 material used to construct this message.
     * @throws IOException
     *             If an error occurs while parsing the material.
     */
    public Type2Message ( byte[] material ) throws IOException {
        parse(material);
    }


    /**
     * Returns the default flags for a generic Type-2 message in the

                long atime = src.lastAccess();
                int i = 0;
                long off = 0L;
                while ( true ) {
                    int read = fis.read(b[ i ]);
                    synchronized ( w ) {
                        w.checkException();
                        while ( !w.isReady() ) {
                            try {
                                w.wait();
                            }

                int len = 0;
// TODO: we can use new string routine here
                try {
                    if(( flags2 & FLAGS2_UNICODE ) == FLAGS2_UNICODE ) {
                        while( buffer[bufferIndex + len] != (byte)0x00 ||
                                        buffer[bufferIndex + len + 1] != (byte)0x00 ) {
                            len += 2;
                            if( len > 256 ) {

        lock = new Object();
    }
    public int read() throws IOException {
        int result = -1;

        synchronized( lock ) {
            try {
                while( used == 0 ) {
                    lock.wait();
                }
            } catch( InterruptedException ie ) {
                throw new IOException( ie.getMessage() );
            }

        int c = 0;

        do {
            if( dst[i] == '.' ) {
                dst[i] = (byte)c;
                c = 0;
            } else {
                c++;
            }
        } while( i-- > e );
        return scope.length() + 2;
    }
    int readScopeWireFormat( byte[] src, int srcIndex ) {
        int start = srcIndex;
        int n;
        StringBuffer sb;

        int elemStart = start;

        FileNotifyInformationImpl i = new FileNotifyInformationImpl();
        bufferIndex += i.decode(buffer, bufferIndex, len);
        this.notifyInformation.add(i);

        while ( i.getNextEntryOffset() > 0 ) {
            bufferIndex = elemStart + i.getNextEntryOffset();
            elemStart = bufferIndex;

            i = new FileNotifyInformationImpl();