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/*

 * 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 "qapi/qmp/qobject.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);

size_t qlist_size(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 */