1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
2 /* vim: set ts=2 et sw=2 tw=80: */
3 /* This Source Code Form is subject to the terms of the Mozilla Public
4  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
5  * You can obtain one at http://mozilla.org/MPL/2.0/. */
6 
7 #ifndef freebl_scoped_ptrs_h__
8 #define freebl_scoped_ptrs_h__
9 
10 #include <memory>
11 #include "blapi.h"
12 
13 struct ScopedDelete {
operatorScopedDelete14   void operator()(CMACContext* ctx) { CMAC_Destroy(ctx, PR_TRUE); }
15 };
16 
17 template <class T>
18 struct ScopedMaybeDelete {
operatorScopedMaybeDelete19   void operator()(T* ptr) {
20     if (ptr) {
21       ScopedDelete del;
22       del(ptr);
23     }
24   }
25 };
26 
27 #define SCOPED(x) typedef std::unique_ptr<x, ScopedMaybeDelete<x> > Scoped##x
28 
29 SCOPED(CMACContext);
30 
31 #undef SCOPED
32 
33 #endif  // freebl_scoped_ptrs_h__
34