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-rw-r--r--security/nss/cpputil/freebl_scoped_ptrs.h33
1 files changed, 33 insertions, 0 deletions
diff --git a/security/nss/cpputil/freebl_scoped_ptrs.h b/security/nss/cpputil/freebl_scoped_ptrs.h
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+++ b/security/nss/cpputil/freebl_scoped_ptrs.h
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+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef freebl_scoped_ptrs_h__
+#define freebl_scoped_ptrs_h__
+
+#include <memory>
+#include "blapi.h"
+
+struct ScopedDelete {
+ void operator()(CMACContext* ctx) { CMAC_Destroy(ctx, PR_TRUE); }
+};
+
+template <class T>
+struct ScopedMaybeDelete {
+ void operator()(T* ptr) {
+ if (ptr) {
+ ScopedDelete del;
+ del(ptr);
+ }
+ }
+};
+
+#define SCOPED(x) typedef std::unique_ptr<x, ScopedMaybeDelete<x> > Scoped##x
+
+SCOPED(CMACContext);
+
+#undef SCOPED
+
+#endif // freebl_scoped_ptrs_h__