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-rw-r--r--include/qemu/qom-qobject.h42
-rw-r--r--qmp.c18
-rw-r--r--qom/Makefile2
-rw-r--r--qom/qom-qobject.c44
4 files changed, 90 insertions, 16 deletions
diff --git a/include/qemu/qom-qobject.h b/include/qemu/qom-qobject.h
new file mode 100644
index 000000000..f9dff12f1
--- /dev/null
+++ b/include/qemu/qom-qobject.h
@@ -0,0 +1,42 @@
+/*
+ * QEMU Object Model - QObject wrappers
+ *
+ * Copyright (C) 2012 Red Hat, Inc.
+ *
+ * Author: Paolo Bonzini <pbonzini@redhat.com>
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2 or later.
+ * See the COPYING file in the top-level directory.
+ *
+ */
+
+#ifndef QEMU_QOM_QOBJECT_H
+#define QEMU_QOM_QOBJECT_H
+
+#include "qemu/object.h"
+
+/*
+ * object_property_get_qobject:
+ * @obj: the object
+ * @name: the name of the property
+ * @errp: returns an error if this function fails
+ *
+ * Returns: the value of the property, converted to QObject, or NULL if
+ * an error occurs.
+ */
+struct QObject *object_property_get_qobject(Object *obj, const char *name,
+ struct Error **errp);
+
+/**
+ * object_property_set_qobject:
+ * @obj: the object
+ * @ret: The value that will be written to the property.
+ * @name: the name of the property
+ * @errp: returns an error if this function fails
+ *
+ * Writes a property to a object.
+ */
+void object_property_set_qobject(Object *obj, struct QObject *qobj,
+ const char *name, struct Error **errp);
+
+#endif
diff --git a/qmp.c b/qmp.c
index 45052cc97..1f6484409 100644
--- a/qmp.c
+++ b/qmp.c
@@ -21,9 +21,8 @@
#include "kvm.h"
#include "arch_init.h"
#include "hw/qdev.h"
-#include "qapi/qmp-input-visitor.h"
-#include "qapi/qmp-output-visitor.h"
#include "blockdev.h"
+#include "qemu/qom-qobject.h"
NameInfo *qmp_query_name(Error **errp)
{
@@ -198,7 +197,6 @@ int qmp_qom_set(Monitor *mon, const QDict *qdict, QObject **ret)
const char *property = qdict_get_str(qdict, "property");
QObject *value = qdict_get(qdict, "value");
Error *local_err = NULL;
- QmpInputVisitor *mi;
Object *obj;
obj = object_resolve_path(path, NULL);
@@ -207,10 +205,7 @@ int qmp_qom_set(Monitor *mon, const QDict *qdict, QObject **ret)
goto out;
}
- mi = qmp_input_visitor_new(value);
- object_property_set(obj, qmp_input_get_visitor(mi), property, &local_err);
-
- qmp_input_visitor_cleanup(mi);
+ object_property_set_qobject(obj, value, property, &local_err);
out:
if (local_err) {
@@ -227,7 +222,6 @@ int qmp_qom_get(Monitor *mon, const QDict *qdict, QObject **ret)
const char *path = qdict_get_str(qdict, "path");
const char *property = qdict_get_str(qdict, "property");
Error *local_err = NULL;
- QmpOutputVisitor *mo;
Object *obj;
obj = object_resolve_path(path, NULL);
@@ -236,13 +230,7 @@ int qmp_qom_get(Monitor *mon, const QDict *qdict, QObject **ret)
goto out;
}
- mo = qmp_output_visitor_new();
- object_property_get(obj, qmp_output_get_visitor(mo), property, &local_err);
- if (!local_err) {
- *ret = qmp_output_get_qobject(mo);
- }
-
- qmp_output_visitor_cleanup(mo);
+ *ret = object_property_get_qobject(obj, property, &local_err);
out:
if (local_err) {
diff --git a/qom/Makefile b/qom/Makefile
index f33f0be8c..885a2631b 100644
--- a/qom/Makefile
+++ b/qom/Makefile
@@ -1 +1 @@
-qom-y = object.o container.o
+qom-y = object.o container.o qom-qobject.o
diff --git a/qom/qom-qobject.c b/qom/qom-qobject.c
new file mode 100644
index 000000000..0689914e1
--- /dev/null
+++ b/qom/qom-qobject.c
@@ -0,0 +1,44 @@
+/*
+ * QEMU Object Model - QObject wrappers
+ *
+ * Copyright (C) 2012 Red Hat, Inc.
+ *
+ * Author: Paolo Bonzini <pbonzini@redhat.com>
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2 or later.
+ * See the COPYING file in the top-level directory.
+ */
+
+#include "qemu-common.h"
+#include "qemu/object.h"
+#include "qemu/qom-qobject.h"
+#include "qapi/qapi-visit-core.h"
+#include "qapi/qmp-input-visitor.h"
+#include "qapi/qmp-output-visitor.h"
+
+void object_property_set_qobject(Object *obj, QObject *value,
+ const char *name, Error **errp)
+{
+ QmpInputVisitor *mi;
+ mi = qmp_input_visitor_new(value);
+ object_property_set(obj, qmp_input_get_visitor(mi), name, errp);
+
+ qmp_input_visitor_cleanup(mi);
+}
+
+QObject *object_property_get_qobject(Object *obj, const char *name,
+ Error **errp)
+{
+ QObject *ret = NULL;
+ Error *local_err = NULL;
+ QmpOutputVisitor *mo;
+
+ mo = qmp_output_visitor_new();
+ object_property_get(obj, qmp_output_get_visitor(mo), name, &local_err);
+ if (!local_err) {
+ ret = qmp_output_get_qobject(mo);
+ }
+ error_propagate(errp, local_err);
+ qmp_output_visitor_cleanup(mo);
+ return ret;
+}