1ce9d2bf3c
* Debouncing of connection retry when connecting donation server fails * When PoW variant is set on proxy, it will overrule local set PoW * Implementation of cn_heavy algo * Added self test for cn-heavy * Fixed n-loop variant of powV2 and cn-heavy * Fixed n-loop variant of powV2 and added cn-heavy for ARM * Fixing n-loop for arm * Limited cn-heavy to max hashfactor 3 on higher seltest fails. * Removed a lot of casts * Fixed algo selftest
71 lines
2.1 KiB
C++
71 lines
2.1 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 2016-2017 XMRig <support@xmrig.com>
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*
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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 <memory.h>
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#include "crypto/CryptoNight.h"
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#include "Mem.h"
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int Mem::m_algo = 0;
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int Mem::m_flags = 0;
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size_t Mem::m_hashFactor = 1;
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size_t Mem::m_threads = 0;
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size_t Mem::m_memorySize = 0;
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alignas(16) uint8_t *Mem::m_memory = nullptr;
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Mem::ThreadBitSet Mem::m_multiHashThreadMask = Mem::ThreadBitSet(-1L);
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cryptonight_ctx *Mem::create(int threadId)
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{
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size_t scratchPadSize;
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switch (m_algo)
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{
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case Options::ALGO_CRYPTONIGHT_LITE:
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scratchPadSize = MEMORY_LITE;
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break;
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case Options::ALGO_CRYPTONIGHT_HEAVY:
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scratchPadSize = MEMORY_HEAVY;
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break;
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case Options::ALGO_CRYPTONIGHT:
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default:
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scratchPadSize = MEMORY;
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break;
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}
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size_t offset = 0;
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for (int i=0; i < threadId; i++) {
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offset += sizeof(cryptonight_ctx);
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offset += scratchPadSize * getThreadHashFactor(i);
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}
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auto* ctx = reinterpret_cast<cryptonight_ctx *>(&m_memory[offset]);
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size_t memOffset = offset+sizeof(cryptonight_ctx);
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ctx->memory = &m_memory[memOffset];
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return ctx;
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}
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