[kernel] add rt_object_get_type() function who return type of object without static flag

src/object.c

@@ -418,6 +418,22 @@ rt_bool_t rt_object_is_systemobject(rt_object_t object)
     return RT_FALSE;
 }
 
+/**
+ * This function will return the type of object without
+ * RT_Object_Class_Static flag.
+ *
+ * @param object the specified object to be get type.
+ *
+ * @return the type of object.
+ */
+rt_uint8_t rt_object_get_type(rt_object_t object)
+{
+    /* object check */
+    RT_ASSERT(object != RT_NULL);
+
+    return object->type & ~RT_Object_Class_Static;
+}
+
 /**
  * This function will find specified name object from object
  * container.