File:  [Qemu by Fabrice Bellard] / qemu / qlist.h
Revision 1.1.1.3 (vendor branch): download - view: text, annotated - select for diffs
Tue Apr 24 18:56:17 2018 UTC (15 months, 4 weeks ago) by root
Branches: qemu, MAIN
CVS tags: qemu1101, qemu1001, qemu1000, qemu0151, HEAD
qemu 0.15.1

/*
 * QList Module
 *
 * Copyright (C) 2009 Red Hat Inc.
 *
 * Authors:
 *  Luiz Capitulino <lcapitulino@redhat.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.
 */

#ifndef QLIST_H
#define QLIST_H

#include "qobject.h"
#include "qemu-queue.h"
#include "qemu-common.h"
#include "qemu-queue.h"

typedef struct QListEntry {
    QObject *value;
    QTAILQ_ENTRY(QListEntry) next;
} QListEntry;

typedef struct QList {
    QObject_HEAD;
    QTAILQ_HEAD(,QListEntry) head;
} QList;

#define qlist_append(qlist, obj) \
        qlist_append_obj(qlist, QOBJECT(obj))

#define QLIST_FOREACH_ENTRY(qlist, var)             \
        for ((var) = ((qlist)->head.tqh_first);     \
            (var);                                  \
            (var) = ((var)->next.tqe_next))

static inline QObject *qlist_entry_obj(const QListEntry *entry)
{
    return entry->value;
}

QList *qlist_new(void);
QList *qlist_copy(QList *src);
void qlist_append_obj(QList *qlist, QObject *obj);
void qlist_iter(const QList *qlist,
                void (*iter)(QObject *obj, void *opaque), void *opaque);
QObject *qlist_pop(QList *qlist);
QObject *qlist_peek(QList *qlist);
int qlist_empty(const QList *qlist);
QList *qobject_to_qlist(const QObject *obj);

static inline const QListEntry *qlist_first(const QList *qlist)
{
    return QTAILQ_FIRST(&qlist->head);
}

static inline const QListEntry *qlist_next(const QListEntry *entry)
{
    return QTAILQ_NEXT(entry, next);
}

#endif /* QLIST_H */

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