i = j = 0;
    }
    public void update(byte[] src, int soff, int slen, byte[] dst, int doff)
    {
        int slim;

        slim = soff + slen;
        while (soff < slim) {
            i = (i + 1) & 0xff;
            j = (j + s[i]) & 0xff;
            byte t = s[i];
            s[i] = s[j];
            s[j] = t;
            dst[doff++] = (byte)(src[soff++] ^ s[(s[i] + s[j]) & 0xff]);
        }
    }

            file.log.println( "write: fid=" + file.fid + ",off=" + off + ",len=" + len );

        int w;
        do {
            w = len > writeSize ? writeSize : len;
            if( useNTSmbs ) {
                reqx.setParam( file.fid, fp, len - w, b, off, w );
if ((flags & 1) != 0) {
    reqx.setParam( file.fid, fp, len, b, off, w );
    reqx.writeMode = 0x8;
} else {
    reqx.writeMode = 0;
}

    }


    static int readn ( InputStream in, byte[] b, int off, int len ) throws IOException {
        int i = 0, n;

        while ( i < len ) {
            n = in.read(b, off + i, len - i);
            if ( n <= 0 ) {
                break;
            }
            i += n;
        }

        return i;
    }

    static LogStream log = LogStream.getInstance();

    public static int readn( InputStream in,
                byte[] b,
                int off,
                int len ) throws IOException {
        int i = 0, n = -5;

        while (i < len) {
            n = in.read( b, off + i, len - i );
            if (n <= 0) {
                break;
            }
            i += n;
        }

        return i;
    }

            e.type = readInt4( buffer, bufferIndex );
            bufferIndex += 4;
            int off = readInt4( buffer, bufferIndex );
            bufferIndex += 4;
            off = ( off & 0xFFFF ) - converter;
            off = start + off;
            e.commentOrMasterBrowser = readString( buffer, off, 48, false );

            if( log.level >= 4 )
                log.println( e );
        }

 *
 * @throws IOException if a network error occurs
 */

    public int read( byte[] b, int off, int len ) throws IOException {
        return readDirect(b, off, len);
    }
    public int readDirect( byte[] b, int off, int len ) throws IOException {
        if( len <= 0 ) {
            return 0;
        }
        long start = fp;

        if( tmp == null ) {

    private byte[] pipeData;
    private int pipeDataOff, pipeDataLen;

    TransCallNamedPipe( String pipeName, byte[] data, int off, int len ) {
        name = pipeName;
        pipeData = data;
        pipeDataOff = off;
        pipeDataLen = len;
        command = SMB_COM_TRANSACTION;
        subCommand = TRANS_CALL_NAMED_PIPE;
        timeout = 0xFFFFFFFF;
        maxParameterCount = 0;

     * Read into buffer from current position
     * 
     * @param b
     *            buffer
     * @param off
     *            offset into buffer
     * @param len
     *            read up to <tt>len</tt> bytes
     * @return number of bytes read
     * @throws SmbException
     */
    int read ( byte[] b, int off, int len ) throws SmbException;


    /**
     * Current position in file
     * 

            int length = response.length - raxr.dataLength;
            update(data, index, length - ServerMessageBlock.SIGNATURE_OFFSET - 8);
            update(raxr.b, raxr.off, raxr.dataLength);
        } else {
            update(data, index, response.length - ServerMessageBlock.SIGNATURE_OFFSET - 8);
        }
        byte[] signature = digest();
        for (int i = 0; i < 8; i++) {

            System.arraycopy( b, off, pipe_buf, nxt_idx, i );
            off += i;
            System.arraycopy( b, off, pipe_buf, 0, len - i ); 
        } else {
            System.arraycopy( b, off, pipe_buf, nxt_idx, len );
        }
        nxt_idx = ( nxt_idx + len ) % pipe_buf.length;
        used += len;
        return len;
    }
    public int dce_read( byte[] b, int off, int len ) throws IOException {