xref: /illumos-kvm-cmd/qlist.h (revision 68396ea9)
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 
20 typedef struct QListEntry {
21     QObject *value;
22     QTAILQ_ENTRY(QListEntry) next;
23 } QListEntry;
24 
25 typedef 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 
qlist_entry_obj(const QListEntry * entry)38 static inline QObject *qlist_entry_obj(const QListEntry *entry)
39 {
40     return entry->value;
41 }
42 
43 QList *qlist_new(void);
44 QList *qlist_copy(QList *src);
45 void qlist_append_obj(QList *qlist, QObject *obj);
46 void qlist_iter(const QList *qlist,
47                 void (*iter)(QObject *obj, void *opaque), void *opaque);
48 QObject *qlist_pop(QList *qlist);
49 QObject *qlist_peek(QList *qlist);
50 int qlist_empty(const QList *qlist);
51 QList *qobject_to_qlist(const QObject *obj);
52 
53 #endif /* QLIST_H */
54