1/*
2 * QList 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#ifndef QLIST_H
14#define QLIST_H
15
16#include "qobject.h"
17#include "qemu-queue.h"
18#include "qemu-common.h"
19
20typedef struct QListEntry {
21    QObject *value;
22    QTAILQ_ENTRY(QListEntry) next;
23} QListEntry;
24
25typedef struct QList {
26    QObject_HEAD;
27    QTAILQ_HEAD(,QListEntry) head;
28} QList;
29
30#define qlist_append(qlist, obj) \
31        qlist_append_obj(qlist, QOBJECT(obj))
32
33#define QLIST_FOREACH_ENTRY(qlist, var)             \
34        for ((var) = ((qlist)->head.tqh_first);     \
35            (var);                                  \
36            (var) = ((var)->next.tqe_next))
37
38static inline QObject *qlist_entry_obj(const QListEntry *entry)
39{
40    return entry->value;
41}
42
43QList *qlist_new(void);
44QList *qlist_copy(QList *src);
45void qlist_append_obj(QList *qlist, QObject *obj);
46void qlist_iter(const QList *qlist,
47                void (*iter)(QObject *obj, void *opaque), void *opaque);
48QObject *qlist_pop(QList *qlist);
49QObject *qlist_peek(QList *qlist);
50int qlist_empty(const QList *qlist);
51QList *qobject_to_qlist(const QObject *obj);
52
53#endif /* QLIST_H */
54