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p2wool/src/pow_hash.h

73 lines
1.6 KiB

3 years ago
/*
* This file is part of the Monero P2Pool <https://github.com/SChernykh/p2pool>
* Copyright (c) 2021 SChernykh <https://github.com/SChernykh>
*
* 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, version 3.
*
* 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, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include "uv_util.h"
struct randomx_cache;
struct randomx_dataset;
class randomx_vm;
namespace p2pool {
class p2pool;
class RandomX_Hasher
{
public:
explicit RandomX_Hasher(p2pool* pool);
~RandomX_Hasher();
void set_seed_async(const hash& seed);
void set_old_seed(const hash& seed);
3 years ago
bool calculate(const void* data, size_t size, const hash& seed, hash& result);
private:
void set_seed(const hash& seed);
struct ThreadSafeVM
{
uv_mutex_t mutex;
randomx_vm* vm;
};
p2pool* m_pool;
std::atomic<int> m_stopped{ 0 };
uv_rwlock_t m_cacheLock;
randomx_cache* m_cache[2];
uv_rwlock_t m_datasetLock;
randomx_dataset* m_dataset;
// 0: light VM for the current seed
// 1: light VM for the previous seed
// 2: full dataset VM for the current seed
enum { FULL_DATASET_VM = 2 };
ThreadSafeVM m_vm[3];
hash m_seed[2];
uint32_t m_index;
std::atomic<uint32_t> m_setSeedCounter;
};
} // namespace p2pool