Files
mines/zano/libethcore/EthashAux.h

85 lines
2.2 KiB
C++

/*
This file is part of progminer.
progminer 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 3 of the License, or
(at your option) any later version.
progminer 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 progminer. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include <libdevcore/Common.h>
#include <libdevcore/Exceptions.h>
#include <libdevcore/Worker.h>
#include <ethash/ethash.hpp>
namespace dev
{
namespace eth
{
struct Result
{
h256 value;
h256 mixHash;
};
class EthashAux
{
public:
static Result eval(int epoch, h256 const& _headerHash, uint64_t _nonce) noexcept;
static Result eval(int epoch, int _block_number, h256 const& _headerHash, uint64_t _nonce) noexcept;
};
struct EpochContext
{
int epochNumber;
int lightNumItems;
size_t lightSize;
const ethash_hash512* lightCache;
int dagNumItems;
uint64_t dagSize;
};
struct WorkPackage
{
WorkPackage() = default;
explicit operator bool() const { return header != h256(); }
std::string job; // Job identifier can be anything. Not necessarily a hash
h256 boundary;
h256 header; ///< When h256() means "pause until notified a new work package is available".
h256 seed;
int epoch = -1;
int block = -1;
uint64_t startNonce = 0;
uint16_t exSizeBytes = 0;
std::string algo = "ethash";
};
struct Solution
{
uint64_t nonce; // Solution found nonce
h256 mixHash; // Mix hash
WorkPackage work; // WorkPackage this solution refers to
std::chrono::steady_clock::time_point tstamp; // Timestamp of found solution
unsigned midx; // Originating miner Id
};
} // namespace eth
} // namespace dev