qemu/qbool.c

69 lines
1.2 KiB
C

/*
* QBool Module
*
* Copyright IBM, Corp. 2009
*
* Authors:
* Anthony Liguori <aliguori@us.ibm.com>
*
* This work is licensed under the terms of the GNU LGPL, version 2.1 or later.
* See the COPYING.LIB file in the top-level directory.
*
*/
#include "qbool.h"
#include "qobject.h"
#include "qemu-common.h"
static void qbool_destroy_obj(QObject *obj);
static const QType qbool_type = {
.code = QTYPE_QBOOL,
.destroy = qbool_destroy_obj,
};
/**
* qbool_from_int(): Create a new QBool from an int
*
* Return strong reference.
*/
QBool *qbool_from_int(int value)
{
QBool *qb;
qb = qemu_malloc(sizeof(*qb));
qb->value = value;
QOBJECT_INIT(qb, &qbool_type);
return qb;
}
/**
* qbool_get_int(): Get the stored int
*/
int qbool_get_int(const QBool *qb)
{
return qb->value;
}
/**
* qobject_to_qbool(): Convert a QObject into a QBool
*/
QBool *qobject_to_qbool(const QObject *obj)
{
if (qobject_type(obj) != QTYPE_QBOOL)
return NULL;
return container_of(obj, QBool, base);
}
/**
* qbool_destroy_obj(): Free all memory allocated by a
* QBool object
*/
static void qbool_destroy_obj(QObject *obj)
{
assert(obj != NULL);
qemu_free(qobject_to_qbool(obj));
}