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58 lines
1.5 KiB
58 lines
1.5 KiB
/*
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This file is part of cpp-ethereum.
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cpp-ethereum 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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cpp-ethereum 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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You should have received a copy of the GNU General Public License
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along with cpp-ethereum. If not, see <http://www.gnu.org/licenses/>.
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*/
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/** @file Sealer.h
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* @author Gav Wood <i@gavwood.com>
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* @date 2014
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*
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* Determines the PoW algorithm.
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*/
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#pragma once
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#include <functional>
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#include "Common.h"
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namespace dev
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{
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namespace eth
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{
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class BlockInfo;
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class SealFace
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{
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public:
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virtual bool wouldSealHeader(BlockInfo const&) const { return true; }
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virtual bytes sealedHeader(BlockInfo const& _bi) const = 0;
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};
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class SealEngineFace
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{
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public:
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virtual strings sealers() const { return { "default" }; }
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virtual void setSealer(std::string const&) {}
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virtual void generateSeal(BlockInfo const& _bi) = 0;
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virtual void onSealGenerated(std::function<void(SealFace const* s)> const& _f) = 0;
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virtual void disable() {}
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// TODO: rename & generalise
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virtual bool isMining() const { return false; }
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virtual MiningProgress miningProgress() const { return MiningProgress(); }
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};
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}
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}
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