qlist.h revision 2910f183ddd5286911bc1e3499ea93cb57de8b75
1/* 2 * QList data type header. 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 GPL, version 2. See 10 * the COPYING file in the top-level directory. 11 */ 12#ifndef QLIST_H 13#define QLIST_H 14 15#include "qobject.h" 16#include "qemu-queue.h" 17#include "qemu-common.h" 18 19typedef struct QListEntry { 20 QObject *value; 21 QTAILQ_ENTRY(QListEntry) next; 22} QListEntry; 23 24typedef struct QList { 25 QObject_HEAD; 26 QTAILQ_HEAD(,QListEntry) head; 27} QList; 28 29#define qlist_append(qlist, obj) \ 30 qlist_append_obj(qlist, QOBJECT(obj)) 31 32#define QLIST_FOREACH_ENTRY(qlist, var) \ 33 for ((var) = ((qlist)->head.tqh_first); \ 34 (var); \ 35 (var) = ((var)->next.tqe_next)) 36 37static inline QObject *qlist_entry_obj(const QListEntry *entry) 38{ 39 return entry->value; 40} 41 42QList *qlist_new(void); 43QList *qlist_copy(QList *src); 44void qlist_append_obj(QList *qlist, QObject *obj); 45void qlist_iter(const QList *qlist, 46 void (*iter)(QObject *obj, void *opaque), void *opaque); 47QObject *qlist_pop(QList *qlist); 48QObject *qlist_peek(QList *qlist); 49int qlist_empty(const QList *qlist); 50QList *qobject_to_qlist(const QObject *obj); 51 52#endif /* QLIST_H */ 53