import

qemu/include/qapi/qmp/qdict.h

@@ -0,0 +1,76 @@
+/*
+ * QDict 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 QDICT_H
+#define QDICT_H
+
+#include "qapi/qmp/qobject.h"
+#include "qapi/qmp/qlist.h"
+#include "qemu/queue.h"
+#include <stdbool.h>
+#include <stdint.h>
+
+#define QDICT_BUCKET_MAX 512
+
+typedef struct QDictEntry {
+    char *key;
+    QObject *value;
+    QLIST_ENTRY(QDictEntry) next;
+} QDictEntry;
+
+typedef struct QDict {
+    QObject_HEAD;
+    size_t size;
+    QLIST_HEAD(,QDictEntry) table[QDICT_BUCKET_MAX];
+} QDict;
+
+/* Object API */
+QDict *qdict_new(void);
+const char *qdict_entry_key(const QDictEntry *entry);
+QObject *qdict_entry_value(const QDictEntry *entry);
+size_t qdict_size(const QDict *qdict);
+void qdict_put_obj(QDict *qdict, const char *key, QObject *value);
+void qdict_del(QDict *qdict, const char *key);
+int qdict_haskey(const QDict *qdict, const char *key);
+QObject *qdict_get(const QDict *qdict, const char *key);
+QDict *qobject_to_qdict(const QObject *obj);
+void qdict_iter(const QDict *qdict,
+                void (*iter)(const char *key, QObject *obj, void *opaque),
+                void *opaque);
+const QDictEntry *qdict_first(const QDict *qdict);
+const QDictEntry *qdict_next(const QDict *qdict, const QDictEntry *entry);
+
+/* Helper to qdict_put_obj(), accepts any object */
+#define qdict_put(qdict, key, obj) \
+        qdict_put_obj(qdict, key, QOBJECT(obj))
+
+/* High level helpers */
+double qdict_get_double(const QDict *qdict, const char *key);
+int64_t qdict_get_int(const QDict *qdict, const char *key);
+int qdict_get_bool(const QDict *qdict, const char *key);
+QList *qdict_get_qlist(const QDict *qdict, const char *key);
+QDict *qdict_get_qdict(const QDict *qdict, const char *key);
+const char *qdict_get_str(const QDict *qdict, const char *key);
+int64_t qdict_get_try_int(const QDict *qdict, const char *key,
+                          int64_t def_value);
+int qdict_get_try_bool(const QDict *qdict, const char *key, int def_value);
+const char *qdict_get_try_str(const QDict *qdict, const char *key);
+
+QDict *qdict_clone_shallow(const QDict *src);
+void qdict_flatten(QDict *qdict);
+
+void qdict_extract_subqdict(QDict *src, QDict **dst, const char *start);
+void qdict_array_split(QDict *src, QList **dst);
+
+void qdict_join(QDict *dest, QDict *src, bool overwrite);
+
+#endif /* QDICT_H */