1/*
2 * QInt Module
3 *
4 * Copyright (C) 2009 Red Hat Inc.
5 *
6 * Authors:
7 *  Luiz Capitulino <lcapitulino@redhat.com>
8 *
9 * This work is licensed under the terms of the GNU LGPL, version 2.1 or later.
10 * See the COPYING.LIB file in the top-level directory.
11 */
12
13#include "qapi/qmp/qint.h"
14#include "qapi/qmp/qobject.h"
15#include "qemu-common.h"
16
17static void qint_destroy_obj(QObject *obj);
18
19static const QType qint_type = {
20    .code = QTYPE_QINT,
21    .destroy = qint_destroy_obj,
22};
23
24/**
25 * qint_from_int(): Create a new QInt from an int64_t
26 *
27 * Return strong reference.
28 */
29QInt *qint_from_int(int64_t value)
30{
31    QInt *qi;
32
33    qi = g_malloc(sizeof(*qi));
34    qi->value = value;
35    QOBJECT_INIT(qi, &qint_type);
36
37    return qi;
38}
39
40/**
41 * qint_get_int(): Get the stored integer
42 */
43int64_t qint_get_int(const QInt *qi)
44{
45    return qi->value;
46}
47
48/**
49 * qobject_to_qint(): Convert a QObject into a QInt
50 */
51QInt *qobject_to_qint(const QObject *obj)
52{
53    if (qobject_type(obj) != QTYPE_QINT)
54        return NULL;
55
56    return container_of(obj, QInt, base);
57}
58
59/**
60 * qint_destroy_obj(): Free all memory allocated by a
61 * QInt object
62 */
63static void qint_destroy_obj(QObject *obj)
64{
65    assert(obj != NULL);
66    g_free(qobject_to_qint(obj));
67}
68