boringssl/include/openssl/c++/scoped_helpers.h
Martin Kreichgauer 14343935b5 Start removing scoped_types.h
Initial stab at moving contents of scoped_types.h into
include/openssl/c++ and into the |bssl| namespace.

Started with one file. Will do the remaining ones once this looks good.

Change-Id: I51e2f7c1acbe52d508f1faee7740645f91f56386
Reviewed-on: https://boringssl-review.googlesource.com/9175
Reviewed-by: Adam Langley <agl@google.com>
Commit-Queue: Adam Langley <agl@google.com>
CQ-Verified: CQ bot account: commit-bot@chromium.org <commit-bot@chromium.org>
2016-08-09 17:21:12 +00:00

46 lines
1.3 KiB
C++

/* Copyright (c) 2016, Google Inc.
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
* SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
* OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */
#ifndef OPENSSL_HEADER_CXX_SCOPED_HELPERS_H
#define OPENSSL_HEADER_CXX_SCOPED_HELPERS_H
namespace bssl {
template<typename T, typename CleanupRet, void (*init_func)(T*),
CleanupRet (*cleanup_func)(T*)>
class ScopedContext {
public:
ScopedContext() {
init_func(&ctx_);
}
~ScopedContext() {
cleanup_func(&ctx_);
}
T *get() { return &ctx_; }
const T *get() const { return &ctx_; }
void Reset() {
cleanup_func(&ctx_);
init_func(&ctx_);
}
private:
T ctx_;
};
} // namespace bssl
#endif /* OPENSSL_HEADER_CXX_SCOPED_HELPERS_H */