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1 // Copyright 2016 The Chromium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 #ifndef CRYPTO_AUTO_CBB_H_ | |
6 #define CRYPTO_AUTO_CBB_H_ | |
7 | |
8 #include <openssl/bytestring.h> | |
9 | |
10 #include "base/macros.h" | |
11 | |
12 namespace crypto { | |
13 | |
14 // AutoCBB is a wrapper over OpenSSL's CBB type that automatically releases | |
15 // resources when going out of scope. | |
16 class AutoCBB { | |
17 public: | |
18 AutoCBB() { CBB_zero(&cbb_); } | |
19 ~AutoCBB() { CBB_cleanup(&cbb_); } | |
20 | |
21 CBB* get() { return &cbb_; } | |
22 | |
23 void Reset() { | |
24 CBB_cleanup(&cbb_); | |
25 CBB_zero(&cbb_); | |
26 } | |
27 | |
28 private: | |
29 CBB cbb_; | |
Ryan Sleevi
2016/02/26 23:16:08
Grumble grumble on over-abbreviated type names but
davidben
2016/02/26 23:45:35
Actually, this type's completely our fault. :-) I
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30 DISALLOW_COPY_AND_ASSIGN(AutoCBB); | |
31 }; | |
32 | |
33 } // namespace crypto | |
34 | |
35 #endif // CRYPTO_AUTO_CBB_H_ | |
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