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-rw-r--r--include/qapi/qmp/qbool.h1
-rw-r--r--include/qapi/qmp/qdict.h1
-rw-r--r--include/qapi/qmp/qfloat.h1
-rw-r--r--include/qapi/qmp/qint.h1
-rw-r--r--include/qapi/qmp/qlist.h1
-rw-r--r--include/qapi/qmp/qobject.h31
-rw-r--r--include/qapi/qmp/qstring.h1
-rw-r--r--qobject/Makefile.objs2
-rw-r--r--qobject/qbool.c11
-rw-r--r--qobject/qdict.c11
-rw-r--r--qobject/qfloat.c11
-rw-r--r--qobject/qint.c11
-rw-r--r--qobject/qlist.c11
-rw-r--r--qobject/qnull.c12
-rw-r--r--qobject/qobject.c34
-rw-r--r--qobject/qstring.c11
16 files changed, 69 insertions, 82 deletions
diff --git a/include/qapi/qmp/qbool.h b/include/qapi/qmp/qbool.h
index d9256e4..836d078 100644
--- a/include/qapi/qmp/qbool.h
+++ b/include/qapi/qmp/qbool.h
@@ -25,5 +25,6 @@ typedef struct QBool {
QBool *qbool_from_bool(bool value);
bool qbool_get_bool(const QBool *qb);
QBool *qobject_to_qbool(const QObject *obj);
+void qbool_destroy_obj(QObject *obj);
#endif /* QBOOL_H */
diff --git a/include/qapi/qmp/qdict.h b/include/qapi/qmp/qdict.h
index 787c658..6c2a0e5 100644
--- a/include/qapi/qmp/qdict.h
+++ b/include/qapi/qmp/qdict.h
@@ -48,6 +48,7 @@ void qdict_iter(const QDict *qdict,
void *opaque);
const QDictEntry *qdict_first(const QDict *qdict);
const QDictEntry *qdict_next(const QDict *qdict, const QDictEntry *entry);
+void qdict_destroy_obj(QObject *obj);
/* Helper to qdict_put_obj(), accepts any object */
#define qdict_put(qdict, key, obj) \
diff --git a/include/qapi/qmp/qfloat.h b/include/qapi/qmp/qfloat.h
index 46745e5..a8af2a8 100644
--- a/include/qapi/qmp/qfloat.h
+++ b/include/qapi/qmp/qfloat.h
@@ -25,5 +25,6 @@ typedef struct QFloat {
QFloat *qfloat_from_double(double value);
double qfloat_get_double(const QFloat *qi);
QFloat *qobject_to_qfloat(const QObject *obj);
+void qfloat_destroy_obj(QObject *obj);
#endif /* QFLOAT_H */
diff --git a/include/qapi/qmp/qint.h b/include/qapi/qmp/qint.h
index 339a9ab..049e528 100644
--- a/include/qapi/qmp/qint.h
+++ b/include/qapi/qmp/qint.h
@@ -24,5 +24,6 @@ typedef struct QInt {
QInt *qint_from_int(int64_t value);
int64_t qint_get_int(const QInt *qi);
QInt *qobject_to_qint(const QObject *obj);
+void qint_destroy_obj(QObject *obj);
#endif /* QINT_H */
diff --git a/include/qapi/qmp/qlist.h b/include/qapi/qmp/qlist.h
index b1bf785..a84117e 100644
--- a/include/qapi/qmp/qlist.h
+++ b/include/qapi/qmp/qlist.h
@@ -49,6 +49,7 @@ QObject *qlist_peek(QList *qlist);
int qlist_empty(const QList *qlist);
size_t qlist_size(const QList *qlist);
QList *qobject_to_qlist(const QObject *obj);
+void qlist_destroy_obj(QObject *obj);
static inline const QListEntry *qlist_first(const QList *qlist)
{
diff --git a/include/qapi/qmp/qobject.h b/include/qapi/qmp/qobject.h
index 4b96ed5..550ba40 100644
--- a/include/qapi/qmp/qobject.h
+++ b/include/qapi/qmp/qobject.h
@@ -47,15 +47,8 @@ typedef enum {
QTYPE_MAX,
} qtype_code;
-struct QObject;
-
-typedef struct QType {
- qtype_code code;
- void (*destroy)(struct QObject *);
-} QType;
-
typedef struct QObject {
- const QType *type;
+ qtype_code type;
size_t refcnt;
} QObject;
@@ -71,9 +64,12 @@ typedef struct QObject {
qobject_decref(obj ? QOBJECT(obj) : NULL)
/* Initialize an object to default values */
-#define QOBJECT_INIT(obj, qtype_type) \
- obj->base.refcnt = 1; \
- obj->base.type = qtype_type
+static inline void qobject_init(QObject *obj, qtype_code type)
+{
+ assert(QTYPE_NONE < type && type < QTYPE_MAX);
+ obj->refcnt = 1;
+ obj->type = type;
+}
/**
* qobject_incref(): Increment QObject's reference count
@@ -85,6 +81,11 @@ static inline void qobject_incref(QObject *obj)
}
/**
+ * qobject_destroy(): Free resources used by the object
+ */
+void qobject_destroy(QObject *obj);
+
+/**
* qobject_decref(): Decrement QObject's reference count, deallocate
* when it reaches zero
*/
@@ -92,9 +93,7 @@ static inline void qobject_decref(QObject *obj)
{
assert(!obj || obj->refcnt);
if (obj && --obj->refcnt == 0) {
- assert(obj->type != NULL);
- assert(obj->type->destroy != NULL);
- obj->type->destroy(obj);
+ qobject_destroy(obj);
}
}
@@ -103,8 +102,8 @@ static inline void qobject_decref(QObject *obj)
*/
static inline qtype_code qobject_type(const QObject *obj)
{
- assert(obj->type != NULL);
- return obj->type->code;
+ assert(QTYPE_NONE < obj->type && obj->type < QTYPE_MAX);
+ return obj->type;
}
extern QObject qnull_;
diff --git a/include/qapi/qmp/qstring.h b/include/qapi/qmp/qstring.h
index 34675a7..df7df55 100644
--- a/include/qapi/qmp/qstring.h
+++ b/include/qapi/qmp/qstring.h
@@ -32,5 +32,6 @@ void qstring_append_int(QString *qstring, int64_t value);
void qstring_append(QString *qstring, const char *str);
void qstring_append_chr(QString *qstring, int c);
QString *qobject_to_qstring(const QObject *obj);
+void qstring_destroy_obj(QObject *obj);
#endif /* QSTRING_H */
diff --git a/qobject/Makefile.objs b/qobject/Makefile.objs
index 0031e8b..bed5508 100644
--- a/qobject/Makefile.objs
+++ b/qobject/Makefile.objs
@@ -1,2 +1,2 @@
util-obj-y = qnull.o qint.o qstring.o qdict.o qlist.o qfloat.o qbool.o
-util-obj-y += qjson.o json-lexer.o json-streamer.o json-parser.o
+util-obj-y += qjson.o qobject.o json-lexer.o json-streamer.o json-parser.o
diff --git a/qobject/qbool.c b/qobject/qbool.c
index bc6535f..856c743 100644
--- a/qobject/qbool.c
+++ b/qobject/qbool.c
@@ -15,13 +15,6 @@
#include "qapi/qmp/qobject.h"
#include "qemu-common.h"
-static void qbool_destroy_obj(QObject *obj);
-
-static const QType qbool_type = {
- .code = QTYPE_QBOOL,
- .destroy = qbool_destroy_obj,
-};
-
/**
* qbool_from_bool(): Create a new QBool from a bool
*
@@ -32,8 +25,8 @@ QBool *qbool_from_bool(bool value)
QBool *qb;
qb = g_malloc(sizeof(*qb));
+ qobject_init(QOBJECT(qb), QTYPE_QBOOL);
qb->value = value;
- QOBJECT_INIT(qb, &qbool_type);
return qb;
}
@@ -61,7 +54,7 @@ QBool *qobject_to_qbool(const QObject *obj)
* qbool_destroy_obj(): Free all memory allocated by a
* QBool object
*/
-static void qbool_destroy_obj(QObject *obj)
+void qbool_destroy_obj(QObject *obj)
{
assert(obj != NULL);
g_free(qobject_to_qbool(obj));
diff --git a/qobject/qdict.c b/qobject/qdict.c
index 2d67bf1..eeade15 100644
--- a/qobject/qdict.c
+++ b/qobject/qdict.c
@@ -19,13 +19,6 @@
#include "qemu/queue.h"
#include "qemu-common.h"
-static void qdict_destroy_obj(QObject *obj);
-
-static const QType qdict_type = {
- .code = QTYPE_QDICT,
- .destroy = qdict_destroy_obj,
-};
-
/**
* qdict_new(): Create a new QDict
*
@@ -36,7 +29,7 @@ QDict *qdict_new(void)
QDict *qdict;
qdict = g_malloc0(sizeof(*qdict));
- QOBJECT_INIT(qdict, &qdict_type);
+ qobject_init(QOBJECT(qdict), QTYPE_QDICT);
return qdict;
}
@@ -441,7 +434,7 @@ void qdict_del(QDict *qdict, const char *key)
/**
* qdict_destroy_obj(): Free all the memory allocated by a QDict
*/
-static void qdict_destroy_obj(QObject *obj)
+void qdict_destroy_obj(QObject *obj)
{
int i;
QDict *qdict;
diff --git a/qobject/qfloat.c b/qobject/qfloat.c
index c865163..87d89a7 100644
--- a/qobject/qfloat.c
+++ b/qobject/qfloat.c
@@ -15,13 +15,6 @@
#include "qapi/qmp/qobject.h"
#include "qemu-common.h"
-static void qfloat_destroy_obj(QObject *obj);
-
-static const QType qfloat_type = {
- .code = QTYPE_QFLOAT,
- .destroy = qfloat_destroy_obj,
-};
-
/**
* qfloat_from_int(): Create a new QFloat from a float
*
@@ -32,8 +25,8 @@ QFloat *qfloat_from_double(double value)
QFloat *qf;
qf = g_malloc(sizeof(*qf));
+ qobject_init(QOBJECT(qf), QTYPE_QFLOAT);
qf->value = value;
- QOBJECT_INIT(qf, &qfloat_type);
return qf;
}
@@ -61,7 +54,7 @@ QFloat *qobject_to_qfloat(const QObject *obj)
* qfloat_destroy_obj(): Free all memory allocated by a
* QFloat object
*/
-static void qfloat_destroy_obj(QObject *obj)
+void qfloat_destroy_obj(QObject *obj)
{
assert(obj != NULL);
g_free(qobject_to_qfloat(obj));
diff --git a/qobject/qint.c b/qobject/qint.c
index 999688e..7cba9ad 100644
--- a/qobject/qint.c
+++ b/qobject/qint.c
@@ -14,13 +14,6 @@
#include "qapi/qmp/qobject.h"
#include "qemu-common.h"
-static void qint_destroy_obj(QObject *obj);
-
-static const QType qint_type = {
- .code = QTYPE_QINT,
- .destroy = qint_destroy_obj,
-};
-
/**
* qint_from_int(): Create a new QInt from an int64_t
*
@@ -31,8 +24,8 @@ QInt *qint_from_int(int64_t value)
QInt *qi;
qi = g_malloc(sizeof(*qi));
+ qobject_init(QOBJECT(qi), QTYPE_QINT);
qi->value = value;
- QOBJECT_INIT(qi, &qint_type);
return qi;
}
@@ -60,7 +53,7 @@ QInt *qobject_to_qint(const QObject *obj)
* qint_destroy_obj(): Free all memory allocated by a
* QInt object
*/
-static void qint_destroy_obj(QObject *obj)
+void qint_destroy_obj(QObject *obj)
{
assert(obj != NULL);
g_free(qobject_to_qint(obj));
diff --git a/qobject/qlist.c b/qobject/qlist.c
index 298003a..3c045ae 100644
--- a/qobject/qlist.c
+++ b/qobject/qlist.c
@@ -15,13 +15,6 @@
#include "qemu/queue.h"
#include "qemu-common.h"
-static void qlist_destroy_obj(QObject *obj);
-
-static const QType qlist_type = {
- .code = QTYPE_QLIST,
- .destroy = qlist_destroy_obj,
-};
-
/**
* qlist_new(): Create a new QList
*
@@ -32,8 +25,8 @@ QList *qlist_new(void)
QList *qlist;
qlist = g_malloc(sizeof(*qlist));
+ qobject_init(QOBJECT(qlist), QTYPE_QLIST);
QTAILQ_INIT(&qlist->head);
- QOBJECT_INIT(qlist, &qlist_type);
return qlist;
}
@@ -151,7 +144,7 @@ QList *qobject_to_qlist(const QObject *obj)
/**
* qlist_destroy_obj(): Free all the memory allocated by a QList
*/
-static void qlist_destroy_obj(QObject *obj)
+void qlist_destroy_obj(QObject *obj)
{
QList *qlist;
QListEntry *entry, *next_entry;
diff --git a/qobject/qnull.c b/qobject/qnull.c
index 9873e26..5f7ba4d 100644
--- a/qobject/qnull.c
+++ b/qobject/qnull.c
@@ -13,17 +13,7 @@
#include "qemu-common.h"
#include "qapi/qmp/qobject.h"
-static void qnull_destroy_obj(QObject *obj)
-{
- assert(0);
-}
-
-static const QType qnull_type = {
- .code = QTYPE_QNULL,
- .destroy = qnull_destroy_obj,
-};
-
QObject qnull_ = {
- .type = &qnull_type,
+ .type = QTYPE_QNULL,
.refcnt = 1,
};
diff --git a/qobject/qobject.c b/qobject/qobject.c
new file mode 100644
index 0000000..1df315a
--- /dev/null
+++ b/qobject/qobject.c
@@ -0,0 +1,34 @@
+/*
+ * QObject
+ *
+ * Copyright (C) 2015 Red Hat, Inc.
+ *
+ * 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.
+ */
+
+#include "qemu-common.h"
+#include "qapi/qmp/qbool.h"
+#include "qapi/qmp/qdict.h"
+#include "qapi/qmp/qfloat.h"
+#include "qapi/qmp/qint.h"
+#include "qapi/qmp/qlist.h"
+#include "qapi/qmp/qstring.h"
+
+static void (*qdestroy[QTYPE_MAX])(QObject *) = {
+ [QTYPE_NONE] = NULL, /* No such object exists */
+ [QTYPE_QNULL] = NULL, /* qnull_ is indestructible */
+ [QTYPE_QINT] = qint_destroy_obj,
+ [QTYPE_QSTRING] = qstring_destroy_obj,
+ [QTYPE_QDICT] = qdict_destroy_obj,
+ [QTYPE_QLIST] = qlist_destroy_obj,
+ [QTYPE_QFLOAT] = qfloat_destroy_obj,
+ [QTYPE_QBOOL] = qbool_destroy_obj,
+};
+
+void qobject_destroy(QObject *obj)
+{
+ assert(!obj->refcnt);
+ assert(QTYPE_QNULL < obj->type && obj->type < QTYPE_MAX);
+ qdestroy[obj->type](obj);
+}
diff --git a/qobject/qstring.c b/qobject/qstring.c
index cb72dfb..f44c5c4 100644
--- a/qobject/qstring.c
+++ b/qobject/qstring.c
@@ -14,13 +14,6 @@
#include "qapi/qmp/qstring.h"
#include "qemu-common.h"
-static void qstring_destroy_obj(QObject *obj);
-
-static const QType qstring_type = {
- .code = QTYPE_QSTRING,
- .destroy = qstring_destroy_obj,
-};
-
/**
* qstring_new(): Create a new empty QString
*
@@ -49,6 +42,7 @@ QString *qstring_from_substr(const char *str, int start, int end)
QString *qstring;
qstring = g_malloc(sizeof(*qstring));
+ qobject_init(QOBJECT(qstring), QTYPE_QSTRING);
qstring->length = end - start + 1;
qstring->capacity = qstring->length;
@@ -57,7 +51,6 @@ QString *qstring_from_substr(const char *str, int start, int end)
memcpy(qstring->string, str + start, qstring->length);
qstring->string[qstring->length] = 0;
- QOBJECT_INIT(qstring, &qstring_type);
return qstring;
}
@@ -138,7 +131,7 @@ const char *qstring_get_str(const QString *qstring)
* qstring_destroy_obj(): Free all memory allocated by a QString
* object
*/
-static void qstring_destroy_obj(QObject *obj)
+void qstring_destroy_obj(QObject *obj)
{
QString *qs;
generated by cgit v1.1 at 2024-12-25 17:08:18 +0000