mirror of
https://github.com/qbittorrent/qBittorrent
synced 2025-07-06 13:11:25 -07:00
parent
8a6207d3fc
commit
a23f45cc70
5 changed files with 240 additions and 137 deletions
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@ -1,6 +1,6 @@
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/*
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/*
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* Bittorrent Client using Qt and libtorrent.
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* Bittorrent Client using Qt and libtorrent.
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* Copyright (C) 2017 Mike Tzou
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* Copyright (C) 2017-2024 Mike Tzou (Chocobo1)
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*
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*
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* This program is free software; you can redistribute it and/or
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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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* modify it under the terms of the GNU General Public License
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@ -30,146 +30,16 @@
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#include <random>
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#include <random>
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#include <QtLogging>
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#include <QtSystemDetection>
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#include <QtSystemDetection>
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#if defined(Q_OS_WIN)
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#if defined(Q_OS_LINUX)
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#include <windows.h>
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#include "randomlayer_linux.cpp"
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#include "base/global.h"
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#elif defined(Q_OS_WIN)
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#include "base/utils/os.h"
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#include "randomlayer_win.cpp"
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#elif defined(Q_OS_LINUX)
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#include <cerrno>
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#include <cstring>
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#include <sys/random.h>
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#else
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#else
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#include <cerrno>
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#include "randomlayer_other.cpp"
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#include <cstdio>
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#include <cstring>
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#endif
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#endif
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namespace
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{
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#if defined(Q_OS_WIN)
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class RandomLayer
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{
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// need to satisfy UniformRandomBitGenerator requirements
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public:
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using result_type = uint32_t;
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RandomLayer()
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: m_processPrng {Utils::OS::loadWinAPI<PPROCESSPRNG>(u"BCryptPrimitives.dll"_s, "ProcessPrng")}
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{
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if (!m_processPrng)
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qFatal("Failed to load ProcessPrng().");
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}
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static constexpr result_type min()
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{
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return std::numeric_limits<result_type>::min();
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}
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static constexpr result_type max()
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{
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return std::numeric_limits<result_type>::max();
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}
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result_type operator()()
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{
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result_type buf = 0;
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const bool result = m_processPrng(reinterpret_cast<PBYTE>(&buf), sizeof(buf));
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if (!result)
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qFatal("ProcessPrng() failed.");
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return buf;
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}
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private:
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using PPROCESSPRNG = BOOL (WINAPI *)(PBYTE, SIZE_T);
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const PPROCESSPRNG m_processPrng;
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};
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#elif defined(Q_OS_LINUX)
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class RandomLayer
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{
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// need to satisfy UniformRandomBitGenerator requirements
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public:
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using result_type = uint32_t;
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RandomLayer()
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{
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}
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static constexpr result_type min()
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{
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return std::numeric_limits<result_type>::min();
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}
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static constexpr result_type max()
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{
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return std::numeric_limits<result_type>::max();
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}
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result_type operator()()
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{
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const int RETRY_MAX = 3;
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for (int i = 0; i < RETRY_MAX; ++i)
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{
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result_type buf = 0;
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const ssize_t result = ::getrandom(&buf, sizeof(buf), 0);
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if (result == sizeof(buf)) // success
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return buf;
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if (result < 0)
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qFatal("getrandom() error. Reason: %s. Error code: %d.", std::strerror(errno), errno);
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}
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qFatal("getrandom() failed. Reason: too many retries.");
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}
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};
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#else
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class RandomLayer
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{
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// need to satisfy UniformRandomBitGenerator requirements
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public:
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using result_type = uint32_t;
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RandomLayer()
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: m_randDev {fopen("/dev/urandom", "rb")}
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{
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if (!m_randDev)
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qFatal("Failed to open /dev/urandom. Reason: %s. Error code: %d.", std::strerror(errno), errno);
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}
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~RandomLayer()
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{
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fclose(m_randDev);
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}
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static constexpr result_type min()
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{
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return std::numeric_limits<result_type>::min();
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}
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static constexpr result_type max()
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{
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return std::numeric_limits<result_type>::max();
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}
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result_type operator()() const
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{
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result_type buf = 0;
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if (fread(&buf, sizeof(buf), 1, m_randDev) != 1)
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qFatal("Read /dev/urandom error. Reason: %s. Error code: %d.", std::strerror(errno), errno);
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return buf;
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}
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private:
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FILE *m_randDev = nullptr;
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};
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#endif
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}
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uint32_t Utils::Random::rand(const uint32_t min, const uint32_t max)
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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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{
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static RandomLayer layer;
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static RandomLayer layer;
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@ -1,6 +1,6 @@
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/*
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/*
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* Bittorrent Client using Qt and libtorrent.
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* Bittorrent Client using Qt and libtorrent.
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* Copyright (C) 2017 Mike Tzou
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* Copyright (C) 2017-2024 Mike Tzou (Chocobo1)
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*
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*
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* This program is free software; you can redistribute it and/or
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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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* modify it under the terms of the GNU General Public License
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|
|
77
src/base/utils/randomlayer_linux.cpp
Normal file
77
src/base/utils/randomlayer_linux.cpp
Normal file
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@ -0,0 +1,77 @@
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/*
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* Bittorrent Client using Qt and libtorrent.
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* Copyright (C) 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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||||||
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* modified versions of it that use the same license as the "OpenSSL" library),
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||||||
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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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||||||
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* exception statement from your version.
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||||||
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*/
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#include <cerrno>
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#include <cstring>
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#include <limits>
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#include <sys/random.h>
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#include <QtLogging>
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namespace
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{
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class RandomLayer
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{
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// need to satisfy UniformRandomBitGenerator requirements
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public:
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using result_type = uint32_t;
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RandomLayer()
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{
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}
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static constexpr result_type min()
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{
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return std::numeric_limits<result_type>::min();
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}
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static constexpr result_type max()
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{
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return std::numeric_limits<result_type>::max();
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}
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result_type operator()()
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{
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const int RETRY_MAX = 3;
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for (int i = 0; i < RETRY_MAX; ++i)
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{
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result_type buf = 0;
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const ssize_t result = ::getrandom(&buf, sizeof(buf), 0);
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if (result == sizeof(buf)) // success
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return buf;
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if (result < 0)
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qFatal("getrandom() error. Reason: %s. Error code: %d.", std::strerror(errno), errno);
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}
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qFatal("getrandom() failed. Reason: too many retries.");
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}
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};
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}
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79
src/base/utils/randomlayer_other.cpp
Normal file
79
src/base/utils/randomlayer_other.cpp
Normal file
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@ -0,0 +1,79 @@
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/*
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* Bittorrent Client using Qt and libtorrent.
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* Copyright (C) 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.
|
||||||
|
*
|
||||||
|
* You should have received a copy of the GNU General Public License
|
||||||
|
* along with this program; if not, write to the Free Software
|
||||||
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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||||||
|
*
|
||||||
|
* In addition, as a special exception, the copyright holders give permission to
|
||||||
|
* link this program with the OpenSSL project's "OpenSSL" library (or with
|
||||||
|
* modified versions of it that use the same license as the "OpenSSL" library),
|
||||||
|
* and distribute the linked executables. You must obey the GNU General Public
|
||||||
|
* License in all respects for all of the code used other than "OpenSSL". If you
|
||||||
|
* modify file(s), you may extend this exception to your version of the file(s),
|
||||||
|
* 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 <limits>
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#include <cerrno>
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#include <cstdio>
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#include <cstring>
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#include <QtLogging>
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namespace
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{
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class RandomLayer
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{
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|
// need to satisfy UniformRandomBitGenerator requirements
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public:
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using result_type = uint32_t;
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RandomLayer()
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: m_randDev {fopen("/dev/urandom", "rb")}
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{
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if (!m_randDev)
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qFatal("Failed to open /dev/urandom. Reason: %s. Error code: %d.", std::strerror(errno), errno);
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}
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~RandomLayer()
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{
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fclose(m_randDev);
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}
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static constexpr result_type min()
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{
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return std::numeric_limits<result_type>::min();
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|
}
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static constexpr result_type max()
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{
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return std::numeric_limits<result_type>::max();
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|
}
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result_type operator()() const
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{
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result_type buf = 0;
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|
if (fread(&buf, sizeof(buf), 1, m_randDev) != 1)
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qFatal("Read /dev/urandom error. Reason: %s. Error code: %d.", std::strerror(errno), errno);
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return buf;
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}
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private:
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FILE *m_randDev = nullptr;
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|
};
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|
}
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77
src/base/utils/randomlayer_win.cpp
Normal file
77
src/base/utils/randomlayer_win.cpp
Normal file
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@ -0,0 +1,77 @@
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||||||
|
/*
|
||||||
|
* Bittorrent Client using Qt and libtorrent.
|
||||||
|
* Copyright (C) 2024 Mike Tzou (Chocobo1)
|
||||||
|
*
|
||||||
|
* This program is free software; you can redistribute it and/or
|
||||||
|
* modify it under the terms of the GNU General Public License
|
||||||
|
* as published by the Free Software Foundation; either version 2
|
||||||
|
* of the License, or (at your option) any later version.
|
||||||
|
*
|
||||||
|
* This program is distributed in the hope that it will be useful,
|
||||||
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||||
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||||
|
* GNU General Public License for more details.
|
||||||
|
*
|
||||||
|
* You should have received a copy of the GNU General Public License
|
||||||
|
* along with this program; if not, write to the Free Software
|
||||||
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
|
||||||
|
*
|
||||||
|
* In addition, as a special exception, the copyright holders give permission to
|
||||||
|
* link this program with the OpenSSL project's "OpenSSL" library (or with
|
||||||
|
* modified versions of it that use the same license as the "OpenSSL" library),
|
||||||
|
* and distribute the linked executables. You must obey the GNU General Public
|
||||||
|
* License in all respects for all of the code used other than "OpenSSL". If you
|
||||||
|
* modify file(s), you may extend this exception to your version of the file(s),
|
||||||
|
* but you are not obligated to do so. If you do not wish to do so, delete this
|
||||||
|
* exception statement from your version.
|
||||||
|
*/
|
||||||
|
|
||||||
|
#include <limits>
|
||||||
|
|
||||||
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#include <windows.h>
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|
|
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|
#include <QtLogging>
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|
|
||||||
|
#include "base/global.h"
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#include "base/utils/os.h"
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|
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||||||
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namespace
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|
{
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class RandomLayer
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{
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||||||
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// need to satisfy UniformRandomBitGenerator requirements
|
||||||
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public:
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using result_type = uint32_t;
|
||||||
|
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||||||
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RandomLayer()
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: m_processPrng {Utils::OS::loadWinAPI<PPROCESSPRNG>(u"BCryptPrimitives.dll"_s, "ProcessPrng")}
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||||||
|
{
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||||||
|
if (!m_processPrng)
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||||||
|
qFatal("Failed to load ProcessPrng().");
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|
}
|
||||||
|
|
||||||
|
static constexpr result_type min()
|
||||||
|
{
|
||||||
|
return std::numeric_limits<result_type>::min();
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||||||
|
}
|
||||||
|
|
||||||
|
static constexpr result_type max()
|
||||||
|
{
|
||||||
|
return std::numeric_limits<result_type>::max();
|
||||||
|
}
|
||||||
|
|
||||||
|
result_type operator()()
|
||||||
|
{
|
||||||
|
result_type buf = 0;
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||||||
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const bool result = m_processPrng(reinterpret_cast<PBYTE>(&buf), sizeof(buf));
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||||||
|
if (!result)
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||||||
|
qFatal("ProcessPrng() failed.");
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||||||
|
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||||||
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return buf;
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||||||
|
}
|
||||||
|
|
||||||
|
private:
|
||||||
|
using PPROCESSPRNG = BOOL (WINAPI *)(PBYTE, SIZE_T);
|
||||||
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const PPROCESSPRNG m_processPrng = nullptr;
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||||||
|
};
|
||||||
|
}
|
Loading…
Add table
Add a link
Reference in a new issue