Leosac  0.8.0
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Random.hpp
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1 /*
2  Copyright (C) 2014-2016 Leosac
3 
4  This file is part of Leosac.
5 
6  Leosac is free software: you can redistribute it and/or modify
7  it under the terms of the GNU Affero General Public License as published by
8  the Free Software Foundation, either version 3 of the License, or
9  (at your option) any later version.
10 
11  Leosac is distributed in the hope that it will be useful,
12  but WITHOUT ANY WARRANTY; without even the implied warranty of
13  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14  GNU Affero General Public License for more details.
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16  You should have received a copy of the GNU Affero General Public License
17  along with this program. If not, see <http://www.gnu.org/licenses/>.
18 */
19 
20 #pragma once
21 
22 #include <cstdint>
23 #include <mutex>
24 #include <vector>
25 
26 using ByteVector = std::vector<uint8_t>;
27 
28 class Random
29 {
30  public:
37  static ByteVector GetBytes(size_t n);
38 
42  static std::string GetASCII(size_t n);
43 
44  private:
48  static std::mutex mutex_;
49 };
Random::mutex_
static std::mutex mutex_
OpenSSL's random number generation is not thread-safe.
Definition: Random.hpp:48
ByteVector
std::vector< uint8_t > ByteVector
Definition: Random.hpp:26
Random
Definition: Random.hpp:28
Random::GetBytes
static ByteVector GetBytes(size_t n)
Generate n random bytes.
Definition: Random.cpp:29
Random::GetASCII
static std::string GetASCII(size_t n)
Return a random ASCII string.
Definition: Random.cpp:41