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f51ad39ad9
`getrandom()` is available since Linux 3.17 (2014/10/05) yet there are older devices that don't meet this requirement. Closes #22691. PR #22723.
52 lines
1.9 KiB
C++
52 lines
1.9 KiB
C++
/*
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* Bittorrent Client using Qt and libtorrent.
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* Copyright (C) 2017-2024 Mike Tzou (Chocobo1)
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* In addition, as a special exception, the copyright holders give permission to
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* link this program with the OpenSSL project's "OpenSSL" library (or with
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* modified versions of it that use the same license as the "OpenSSL" library),
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* and distribute the linked executables. You must obey the GNU General Public
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* License in all respects for all of the code used other than "OpenSSL". If you
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* modify file(s), you may extend this exception to your version of the file(s),
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* but you are not obligated to do so. If you do not wish to do so, delete this
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* exception statement from your version.
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*/
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#include "random.h"
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#include <random>
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#include <QtSystemDetection>
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#if defined(Q_OS_LINUX)
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#include "randomlayer_linux.cpp"
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#elif defined(Q_OS_WIN)
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#include "randomlayer_win.cpp"
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#else
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#include "randomlayer_other.cpp"
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#endif
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uint32_t Utils::Random::rand(const uint32_t min, const uint32_t max)
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{
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static const RandomLayer layer;
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// new distribution is cheap: https://stackoverflow.com/a/19036349
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std::uniform_int_distribution<uint32_t> uniform(min, max);
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return uniform(layer);
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}
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