EthashCPUMiner.h

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/*
        This file is part of cpp-ethereum.

        cpp-ethereum 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.

        cpp-ethereum 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 cpp-ethereum.  If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once

#include "libdevcore/Worker.h"
#include <libethereum/GenericMiner.h>
#include "EthashAux.h"

namespace dev
{
namespace eth
{

class EthashCPUMiner: public GenericMiner<EthashProofOfWork>, Worker
{
public:
        EthashCPUMiner(GenericMiner<EthashProofOfWork>::ConstructionInfo const& _ci);
        ~EthashCPUMiner();

        static unsigned instances() { return s_numInstances > 0 ? s_numInstances : std::thread::hardware_concurrency(); }
        static std::string platformInfo();
        static void listDevices() {}
        static bool configureGPU(unsigned, unsigned, unsigned, unsigned, unsigned, bool, unsigned, uint64_t) { return false; }
        static void setNumInstances(unsigned _instances) { s_numInstances = std::min<unsigned>(_instances, std::thread::hardware_concurrency()); }

protected:
        void kickOff() override;
        void pause() override;

private:
        void workLoop() override;
        static unsigned s_numInstances;
};

}
}