xref: /illumos-kvm-cmd/qdict.h (revision 68396ea9)
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 "qobject.h"
17 #include "qlist.h"
18 #include "qemu-queue.h"
19 #include <stdint.h>
20 
21 #define QDICT_BUCKET_MAX 512
22 
23 typedef struct QDictEntry {
24     char *key;
25     QObject *value;
26     QLIST_ENTRY(QDictEntry) next;
27 } QDictEntry;
28 
29 typedef struct QDict {
30     QObject_HEAD;
31     size_t size;
32     QLIST_HEAD(,QDictEntry) table[QDICT_BUCKET_MAX];
33 } QDict;
34 
35 /* Object API */
36 QDict *qdict_new(void);
37 const char *qdict_entry_key(const QDictEntry *entry);
38 QObject *qdict_entry_value(const QDictEntry *entry);
39 size_t qdict_size(const QDict *qdict);
40 void qdict_put_obj(QDict *qdict, const char *key, QObject *value);
41 void qdict_del(QDict *qdict, const char *key);
42 int qdict_haskey(const QDict *qdict, const char *key);
43 QObject *qdict_get(const QDict *qdict, const char *key);
44 QDict *qobject_to_qdict(const QObject *obj);
45 void qdict_iter(const QDict *qdict,
46                 void (*iter)(const char *key, QObject *obj, void *opaque),
47                 void *opaque);
48 const QDictEntry *qdict_first(const QDict *qdict);
49 const QDictEntry *qdict_next(const QDict *qdict, const QDictEntry *entry);
50 
51 /* Helper to qdict_put_obj(), accepts any object */
52 #define qdict_put(qdict, key, obj) \
53         qdict_put_obj(qdict, key, QOBJECT(obj))
54 
55 /* High level helpers */
56 double qdict_get_double(const QDict *qdict, const char *key);
57 int64_t qdict_get_int(const QDict *qdict, const char *key);
58 int qdict_get_bool(const QDict *qdict, const char *key);
59 QList *qdict_get_qlist(const QDict *qdict, const char *key);
60 QDict *qdict_get_qdict(const QDict *qdict, const char *key);
61 const char *qdict_get_str(const QDict *qdict, const char *key);
62 int64_t qdict_get_try_int(const QDict *qdict, const char *key,
63                           int64_t def_value);
64 int qdict_get_try_bool(const QDict *qdict, const char *key, int def_value);
65 const char *qdict_get_try_str(const QDict *qdict, const char *key);
66 
67 #endif /* QDICT_H */
68