[PATCH v2 06/10] qom: Add object_property_add_bool_ptr()

Add a helper to set qom property via a bool pointer.

Signed-off-by: Peter Xu <[email protected]>
---
 include/qom/object-property-ptr.h | 15 ++++++++++++
 qom/object-property-ptr.c         | 39 +++++++++++++++++++++++++++++++
 2 files changed, 54 insertions(+)

diff --git a/include/qom/object-property-ptr.h b/include/qom/object-property-ptr.h
index 6066c377fb..9cd8600094 100644
--- a/include/qom/object-property-ptr.h
+++ b/include/qom/object-property-ptr.h
@@ -16,6 +16,21 @@ typedef enum {
     OBJ_PROP_FLAG_READWRITE = (OBJ_PROP_FLAG_READ | OBJ_PROP_FLAG_WRITE),
 } ObjectPropertyFlags;
 
+/**
+ * object_property_add_bool_ptr:
+ * @obj: the object to add a property to
+ * @name: the name of the property
+ * @v: pointer to value
+ * @flags: bitwise-or'd ObjectPropertyFlags
+ *
+ * Add a property of type 'bool' to the object.
+ *
+ * Returns: The newly added property on success, or %NULL on failure.
+ */
+ObjectProperty *
+object_property_add_bool_ptr(Object *obj, const char *name, const bool *v,
+                             ObjectPropertyFlags flags);
+
 /**
  * object_property_add_uint8_ptr:
  * @obj: the object to add a property to
diff --git a/qom/object-property-ptr.c b/qom/object-property-ptr.c
index 02c01ed7f0..49f223da7b 100644
--- a/qom/object-property-ptr.c
+++ b/qom/object-property-ptr.c
@@ -7,6 +7,26 @@
 #include "qom/object.h"
 #include "qapi/visitor.h"
 
+static void property_get_bool_ptr(Object *obj, Visitor *v, const char *name,
+                                  void *opaque, Error **errp)
+{
+    bool value = *(bool *)opaque;
+    visit_type_bool(v, name, &value, errp);
+}
+
+static void property_set_bool_ptr(Object *obj, Visitor *v, const char *name,
+                                  void *opaque, Error **errp)
+{
+    bool *field = opaque;
+    bool value;
+
+    if (!visit_type_bool(v, name, &value, errp)) {
+        return;
+    }
+
+    *field = value;
+}
+
 static void property_get_uint8_ptr(Object *obj, Visitor *v, const char *name,
                                    void *opaque, Error **errp)
 {
@@ -87,6 +107,25 @@ static void property_set_uint64_ptr(Object *obj, Visitor *v, const char *name,
     *field = value;
 }
 
+ObjectProperty *
+object_property_add_bool_ptr(Object *obj, const char *name,
+                             const bool *v, ObjectPropertyFlags flags)
+{
+    ObjectPropertyAccessor *getter = NULL;
+    ObjectPropertyAccessor *setter = NULL;
+
+    if ((flags & OBJ_PROP_FLAG_READ) == OBJ_PROP_FLAG_READ) {
+        getter = property_get_bool_ptr;
+    }
+
+    if ((flags & OBJ_PROP_FLAG_WRITE) == OBJ_PROP_FLAG_WRITE) {
+        setter = property_set_bool_ptr;
+    }
+
+    return object_property_add(obj, name, "bool",
+                               getter, setter, NULL, (void *)v);
+}
+
 ObjectProperty *
 object_property_add_uint8_ptr(Object *obj, const char *name,
                               const uint8_t *v,
-- 
2.53.0