xref: /qemu/include/qapi/qmp/qdict.h (revision 49f95221)
1 /*
2  * QDict 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 QDICT_H
14 #define QDICT_H
15 
16 #include "qapi/qmp/qobject.h"
17 #include "qemu/queue.h"
18 
19 #define QDICT_BUCKET_MAX 512
20 
21 typedef struct QDictEntry {
22     char *key;
23     QObject *value;
24     QLIST_ENTRY(QDictEntry) next;
25 } QDictEntry;
26 
27 struct QDict {
28     struct QObjectBase_ base;
29     size_t size;
30     QLIST_HEAD(,QDictEntry) table[QDICT_BUCKET_MAX];
31 };
32 
33 void qdict_unref(QDict *q);
34 
35 G_DEFINE_AUTOPTR_CLEANUP_FUNC(QDict, qdict_unref)
36 
37 /* Object API */
38 QDict *qdict_new(void);
39 const char *qdict_entry_key(const QDictEntry *entry);
40 QObject *qdict_entry_value(const QDictEntry *entry);
41 size_t qdict_size(const QDict *qdict);
42 void qdict_put_obj(QDict *qdict, const char *key, QObject *value);
43 void qdict_del(QDict *qdict, const char *key);
44 int qdict_haskey(const QDict *qdict, const char *key);
45 QObject *qdict_get(const QDict *qdict, const char *key);
46 const QDictEntry *qdict_first(const QDict *qdict);
47 const QDictEntry *qdict_next(const QDict *qdict, const QDictEntry *entry);
48 
49 /* Helper to qdict_put_obj(), accepts any object */
50 #define qdict_put(qdict, key, obj) \
51         qdict_put_obj(qdict, key, QOBJECT(obj))
52 
53 void qdict_put_bool(QDict *qdict, const char *key, bool value);
54 void qdict_put_int(QDict *qdict, const char *key, int64_t value);
55 void qdict_put_null(QDict *qdict, const char *key);
56 void qdict_put_str(QDict *qdict, const char *key, const char *value);
57 
58 double qdict_get_double(const QDict *qdict, const char *key);
59 int64_t qdict_get_int(const QDict *qdict, const char *key);
60 bool qdict_get_bool(const QDict *qdict, const char *key);
61 QList *qdict_get_qlist(const QDict *qdict, const char *key);
62 QDict *qdict_get_qdict(const QDict *qdict, const char *key);
63 const char *qdict_get_str(const QDict *qdict, const char *key);
64 int64_t qdict_get_try_int(const QDict *qdict, const char *key,
65                           int64_t def_value);
66 bool qdict_get_try_bool(const QDict *qdict, const char *key, bool def_value);
67 const char *qdict_get_try_str(const QDict *qdict, const char *key);
68 
69 QDict *qdict_clone_shallow(const QDict *src);
70 
71 QObject *qdict_crumple(const QDict *src, Error **errp);
72 void qdict_flatten(QDict *qdict);
73 
74 #endif /* QDICT_H */
75