security/nss/cpputil/scoped_ptrs_ssl.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_ssl_h__
   8 #define scoped_ptrs_ssl_h__
   9
  10 #include <memory>
  11 #include "sslexp.h"
  12
  13 struct ScopedDeleteSSL {
  14   void operator()(SSLAeadContext* ctx) { SSL_DestroyAead(ctx); }
  15   void operator()(SSLMaskingContext* ctx) { SSL_DestroyMaskingContext(ctx); }
  16   void operator()(SSLAntiReplayContext* ctx) {
  17     SSL_ReleaseAntiReplayContext(ctx);
  18   }
  19   void operator()(SSLResumptionTokenInfo* token) {
  20     SSL_DestroyResumptionTokenInfo(token);
  21   }
  22 };
  23
  24 template <class T>
  25 struct ScopedMaybeDeleteSSL {
  26   void operator()(T* ptr) {
  27     if (ptr) {
  28       ScopedDeleteSSL del;
  29       del(ptr);
  30     }
  31   }
  32 };
  33
  34 #define SCOPED(x) typedef std::unique_ptr<x, ScopedMaybeDeleteSSL<x> > Scoped##x
  35
  36 SCOPED(SSLAeadContext);
  37 SCOPED(SSLAntiReplayContext);
  38 SCOPED(SSLMaskingContext);
  39 SCOPED(SSLResumptionTokenInfo);
  40
  41 #undef SCOPED
  42
  43 #endif  // scoped_ptrs_ssl_h__