99 lines
2.2 KiB
C++
99 lines
2.2 KiB
C++
/* XMRig
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* Copyright 2010 Jeff Garzik <jgarzik@pobox.com>
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* Copyright 2012-2014 pooler <pooler@litecoinpool.org>
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* Copyright 2014 Lucas Jones <https://github.com/lucasjones>
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* Copyright 2014-2016 Wolf9466 <https://github.com/OhGodAPet>
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* Copyright 2016 Jay D Dee <jayddee246@gmail.com>
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* Copyright 2017-2018 XMR-Stak <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
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* Copyright 2018-2019 SChernykh <https://github.com/SChernykh>
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* Copyright 2016-2019 XMRig <https://github.com/xmrig>, <support@xmrig.com>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (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, see <http://www.gnu.org/licenses/>.
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*/
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#include <mutex>
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#include "crypto/common/Nonce.h"
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namespace xmrig {
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std::atomic<bool> Nonce::m_paused;
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std::atomic<uint64_t> Nonce::m_sequence[Nonce::MAX];
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uint32_t Nonce::m_nonces[2] = { 0, 0 };
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static std::mutex mutex;
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static Nonce nonce;
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} // namespace xmrig
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xmrig::Nonce::Nonce()
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{
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m_paused = true;
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for (auto &i : m_sequence) {
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i = 1;
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}
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}
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uint32_t xmrig::Nonce::next(uint8_t index, uint32_t nonce, uint32_t reserveCount, bool nicehash)
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{
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uint32_t next;
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std::lock_guard<std::mutex> lock(mutex);
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if (nicehash) {
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next = (nonce & 0xFF000000) | m_nonces[index];
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}
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else {
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next = m_nonces[index];
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}
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m_nonces[index] += reserveCount;
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return next;
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}
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void xmrig::Nonce::reset(uint8_t index)
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{
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std::lock_guard<std::mutex> lock(mutex);
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m_nonces[index] = 0;
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}
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void xmrig::Nonce::stop()
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{
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pause(false);
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for (auto &i : m_sequence) {
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i = 0;
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}
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}
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void xmrig::Nonce::touch()
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{
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for (auto &i : m_sequence) {
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i++;
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}
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}
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