Adding upstream version 18.2.2.upstream/18.2.2

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 45 insertions, 0 deletions

diff --git a/src/common/ptr_wrapper.h b/src/common/ptr_wrapper.h
new file mode 100644
index 000000000..2780a64bf
--- /dev/null
+++ b/src/common/ptr_wrapper.h
@@ -0,0 +1,45 @@
+
+// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
+// vim: ts=8 sw=2 smarttab
+
+/*
+ * Ceph - scalable distributed file system
+ *
+ * Copyright (C) 2019 Red Hat, Inc.
+ *
+ * This is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License version 2.1, as published by the Free Software
+ * Foundation. See file COPYING.
+ *
+ */
+
+#pragma once
+
+template <typename T, int id>
+struct ptr_wrapper
+{
+  T *_p;
+
+  ptr_wrapper(T *v) : _p(v) {}
+  ptr_wrapper() : _p(nullptr) {}
+
+  T *operator=(T *p) {
+    _p = p;
+    return p;
+  }
+
+  T& operator*() {
+    return *_p;
+  }
+
+  T* operator->() {
+    return _p;
+  }
+
+  T *get() {
+    return _p;
+  }
+};
+
+