[Qemu-devel] [PATCH 07/21] object: add uint property setter/getter

[Marc-André Lureau]

Signed-off-by: Marc-André Lureau <marcandre.lur...@redhat.com>
---
 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