security/nss/cpputil/scoped_ptrs_smime.h

   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 scoped_ptrs_smime_h__
   8 #define scoped_ptrs_smime_h__
   9
  10 #include <memory>
  11 #include "smime.h"
  12
  13 struct ScopedDeleteSmime {
  14   void operator()(NSSCMSMessage* id) { NSS_CMSMessage_Destroy(id); }
  15 };
  16
  17 template <class T>
  18 struct ScopedMaybeDeleteSmime {
  19   void operator()(T* ptr) {
  20     if (ptr) {
  21       ScopedDeleteSmime del;
  22       del(ptr);
  23     }
  24   }
  25 };
  26
  27 #define SCOPED(x) \
  28   typedef std::unique_ptr<x, ScopedMaybeDeleteSmime<x> > Scoped##x
  29
  30 SCOPED(NSSCMSMessage);
  31
  32 #undef SCOPED
  33
  34 #endif  // scoped_ptrs_smime_h__