qemu-e2k/include/qapi/qmp/qlist.h
Markus Armbruster 2f2ec11179 qobject: Eliminate qlist_iter(), use QLIST_FOREACH_ENTRY() instead
qlist_iter() has just three uses outside tests/.  Replace by
QLIST_FOREACH_ENTRY() for more concise code and less type punning.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20200415083048.14339-4-armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
2020-04-30 06:51:15 +02:00

68 lines
1.7 KiB
C

/*
* 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;
struct QList {
struct QObjectBase_ base;
QTAILQ_HEAD(,QListEntry) head;
};
#define qlist_append(qlist, obj) \
qlist_append_obj(qlist, QOBJECT(obj))
void qlist_append_bool(QList *qlist, bool value);
void qlist_append_int(QList *qlist, int64_t value);
void qlist_append_null(QList *qlist);
void qlist_append_str(QList *qlist, const char *value);
#define QLIST_FOREACH_ENTRY(qlist, var) \
for ((var) = QTAILQ_FIRST(&(qlist)->head); \
(var); \
(var) = QTAILQ_NEXT((var), 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);
QObject *qlist_pop(QList *qlist);
QObject *qlist_peek(QList *qlist);
int qlist_empty(const QList *qlist);
size_t qlist_size(const QList *qlist);
bool qlist_is_equal(const QObject *x, const QObject *y);
void qlist_destroy_obj(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 */