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[Qemu-devel] [PATCH 07/21] object: add uint property setter/getter
From: |
Marc-André Lureau |
Subject: |
[Qemu-devel] [PATCH 07/21] object: add uint property setter/getter |
Date: |
Sat, 11 Mar 2017 17:22:42 +0400 |
Signed-off-by: Marc-André Lureau <address@hidden>
---
include/qom/object.h | 23 +++++++++++++++++++++++
qom/object.c | 32 ++++++++++++++++++++++++++++++++
2 files changed, 55 insertions(+)
diff --git a/include/qom/object.h b/include/qom/object.h
index cd0f412ce9..abaeb8cf4e 100644
--- a/include/qom/object.h
+++ b/include/qom/object.h
@@ -1094,6 +1094,29 @@ int64_t object_property_get_int(Object *obj, const char
*name,
Error **errp);
/**
+ * object_property_set_uint:
+ * @value: the value to be written to the property
+ * @name: the name of the property
+ * @errp: returns an error if this function fails
+ *
+ * Writes an unsigned integer value to a property.
+ */
+void object_property_set_uint(Object *obj, uint64_t value,
+ const char *name, Error **errp);
+
+/**
+ * object_property_get_uint:
+ * @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 an unsigned integer, or 0
+ * an error occurs (including when the property value is not an integer).
+ */
+uint64_t object_property_get_uint(Object *obj, const char *name,
+ Error **errp);
+
+/**
* object_property_get_enum:
* @obj: the object
* @name: the name of the property
diff --git a/qom/object.c b/qom/object.c
index c7b8079df6..ca9d4137b3 100644
--- a/qom/object.c
+++ b/qom/object.c
@@ -28,6 +28,7 @@
#include "qapi/qmp/qobject.h"
#include "qapi/qmp/qbool.h"
#include "qapi/qmp/qint.h"
+#include "qapi/qmp/quint.h"
#include "qapi/qmp/qstring.h"
#define MAX_INTERFACES 32
@@ -1218,6 +1219,37 @@ int64_t object_property_get_int(Object *obj, const char
*name,
return retval;
}
+void object_property_set_uint(Object *obj, uint64_t value,
+ const char *name, Error **errp)
+{
+ QUInt *quint = quint_from_uint(value);
+ object_property_set_qobject(obj, QOBJECT(quint), name, errp);
+
+ QDECREF(quint);
+}
+
+uint64_t object_property_get_uint(Object *obj, const char *name,
+ Error **errp)
+{
+ QObject *ret = object_property_get_qobject(obj, name, errp);
+ QUInt *quint;
+ uint64_t retval;
+
+ if (!ret) {
+ return 0;
+ }
+ quint = qobject_to_quint(ret);
+ if (!quint) {
+ error_setg(errp, QERR_INVALID_PARAMETER_TYPE, name, "uint");
+ retval = 0;
+ } else {
+ retval = quint_get_uint(quint);
+ }
+
+ qobject_decref(ret);
+ return retval;
+}
+
typedef struct EnumProperty {
const char * const *strings;
int (*get)(Object *, Error **);
--
2.12.0.191.gc5d8de91d
- [Qemu-devel] [PATCH 00/21] WIP: dump: add kaslr support (for after 2.9), Marc-André Lureau, 2017/03/11
- [Qemu-devel] [PATCH 01/21] qapi: add info comment for generated types, Marc-André Lureau, 2017/03/11
- [Qemu-devel] [PATCH 02/21] pci-host: use more specific type names, Marc-André Lureau, 2017/03/11
- [Qemu-devel] [PATCH 03/21] object: fix potential leak in getters, Marc-André Lureau, 2017/03/11
- [Qemu-devel] [PATCH 04/21] qobject: add quint type, Marc-André Lureau, 2017/03/11
- [Qemu-devel] [PATCH 05/21] qapi: update the qobject visitor to use QUInt, Marc-André Lureau, 2017/03/11
- [Qemu-devel] [PATCH 06/21] json: learn to parse uint64 numbers, Marc-André Lureau, 2017/03/11
- [Qemu-devel] [PATCH 07/21] object: add uint property setter/getter,
Marc-André Lureau <=
- [Qemu-devel] [PATCH 09/21] qdev: use appropriate type, Marc-André Lureau, 2017/03/11
- [Qemu-devel] [PATCH 08/21] qdev: use int and uint properties, Marc-André Lureau, 2017/03/11
- [Qemu-devel] [PATCH 10/21] Use uint property getter/setter where appropriate, Marc-André Lureau, 2017/03/11
- [Qemu-devel] [PATCH 11/21] qdict: learn to lookup quint, Marc-André Lureau, 2017/03/11
- [Qemu-devel] [PATCH 12/21] test-qga: drop everything until guest-sync, Marc-André Lureau, 2017/03/11
- [Qemu-devel] [PATCH 13/21] qga: report error on keyfile dump error, Marc-André Lureau, 2017/03/11
- [Qemu-devel] [PATCH 14/21] qga: add and populate VMDumpInfo, Marc-André Lureau, 2017/03/11
- [Qemu-devel] [PATCH 15/21] qga: register event emit function, Marc-André Lureau, 2017/03/11
- [Qemu-devel] [PATCH 16/21] qga: emit VMDUMP_INFO event, Marc-André Lureau, 2017/03/11