freebl_scoped_ptrs.h (809B)
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 { 14 void operator()(CMACContext* ctx) { CMAC_Destroy(ctx, PR_TRUE); } 15 }; 16 17 template <class T> 18 struct ScopedMaybeDelete { 19 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__