LXR qemu/include/qapi/qmp/qnull.h

   1/*
   2 * QNull
   3 *
   4 * Copyright (C) 2015 Red Hat, Inc.
   5 *
   6 * Authors:
   7 *  Markus Armbruster <armbru@redhat.com>
   8 *
   9 * This work is licensed under the terms of the GNU LGPL, version 2.1
  10 * or later.  See the COPYING.LIB file in the top-level directory.
  11 */
  12
  13#ifndef QNULL_H
  14#define QNULL_H
  15
  16#include "qapi/qmp/qobject.h"
  17
  18struct QNull {
  19    struct QObjectBase_ base;
  20};
  21
  22extern QNull qnull_;
  23
  24static inline QNull *qnull(void)
  25{
  26    return qobject_ref(&qnull_);
  27}
  28
  29bool qnull_is_equal(const QObject *x, const QObject *y);
  30
  31#endif /* QNULL_H */
  32