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97 lines
2.5 KiB
97 lines
2.5 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 Common.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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* Ethereum-specific data structures & algorithms.
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*/
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#pragma once
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#include <string>
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#include <functional>
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#include <libdevcore/Common.h>
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#include <libdevcore/Exceptions.h>
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#include <libdevcore/FixedHash.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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/// The network id.
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enum class Network
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{
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Olympic = 0,
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Frontier = 1,
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Turbo = 2
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};
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extern Network c_network;
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Network resetNetwork(Network _n);
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/// An Ethereum address: 20 bytes.
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/// @NOTE This is not endian-specific; it's just a bunch of bytes.
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using Address = h160;
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DEV_SIMPLE_EXCEPTION(InvalidAddress);
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/// Get information concerning the currency denominations.
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std::vector<std::pair<u256, std::string>> const& units();
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/// The log bloom's size (2048-bit).
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using LogBloom = h2048;
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/// Many log blooms.
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using LogBlooms = std::vector<LogBloom>;
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template <size_t n> inline u256 exp10()
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{
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return exp10<n - 1>() * u256(10);
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}
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template <> inline u256 exp10<0>()
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{
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return u256(1);
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}
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// The various denominations; here for ease of use where needed within code.
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static const u256 ether = exp10<18>();
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static const u256 finney = exp10<15>();
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static const u256 szabo = exp10<12>();
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static const u256 shannon = exp10<9>();
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static const u256 wei = exp10<0>();
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using Nonce = h64;
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using BlockNumber = unsigned;
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// TODO: move back into a mining subsystem and have it be accessible from Sealant only via a dynamic_cast.
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/**
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* @brief Describes the progress of a mining operation.
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*/
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struct WorkingProgress
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{
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// MiningProgress& operator+=(MiningProgress const& _mp) { hashes += _mp.hashes; ms = std::max(ms, _mp.ms); return *this; }
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uint64_t hashes = 0; ///< Total number of hashes computed.
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uint64_t ms = 0; ///< Total number of milliseconds of mining thus far.
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uint64_t rate() const { return ms == 0 ? 0 : hashes * 1000 / ms; }
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};
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}
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}
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