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128 lines
3.7 KiB
128 lines
3.7 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 BlockDetails.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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#pragma once
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#include <unordered_map>
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#include <libdevcore/db.h>
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#include <libdevcore/Log.h>
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#include <libdevcore/RLP.h>
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#include "TransactionReceipt.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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// TODO: OPTIMISE: constructors take bytes, RLP used only in necessary classes.
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static const unsigned c_bloomIndexSize = 16;
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static const unsigned c_bloomIndexLevels = 2;
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struct BlockDetails
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{
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BlockDetails(): number(0), totalDifficulty(0) {}
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BlockDetails(unsigned _n, u256 _tD, h256 _p, h256s _c): number(_n), totalDifficulty(_tD), parent(_p), children(_c) {}
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BlockDetails(RLP const& _r);
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bytes rlp() const;
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bool isNull() const { return !totalDifficulty; }
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explicit operator bool() const { return !isNull(); }
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unsigned number;
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u256 totalDifficulty;
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h256 parent;
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h256s children;
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mutable unsigned size;
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};
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struct BlockLogBlooms
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{
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BlockLogBlooms() {}
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BlockLogBlooms(RLP const& _r) { blooms = _r.toVector<LogBloom>(); size = _r.data().size(); }
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bytes rlp() const { bytes r = dev::rlp(blooms); size = r.size(); return r; }
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LogBlooms blooms;
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mutable unsigned size;
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};
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struct BlocksBlooms
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{
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BlocksBlooms() {}
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BlocksBlooms(RLP const& _r) { blooms = _r.toArray<LogBloom, c_bloomIndexSize>(); size = _r.data().size(); }
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bytes rlp() const { bytes r = dev::rlp(blooms); size = r.size(); return r; }
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std::array<LogBloom, c_bloomIndexSize> blooms;
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mutable unsigned size;
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};
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struct BlockReceipts
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{
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BlockReceipts() {}
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BlockReceipts(RLP const& _r) { for (auto const& i: _r) receipts.emplace_back(i.data()); size = _r.data().size(); }
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bytes rlp() const { RLPStream s(receipts.size()); for (TransactionReceipt const& i: receipts) i.streamRLP(s); size = s.out().size(); return s.out(); }
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TransactionReceipts receipts;
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mutable unsigned size;
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};
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struct BlockHash
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{
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BlockHash() {}
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BlockHash(h256 const& _h): value(_h) {}
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BlockHash(RLP const& _r) { value = _r.toHash<h256>(); }
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bytes rlp() const { return dev::rlp(value); }
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h256 value;
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static const unsigned size = 65;
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};
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struct TransactionAddress
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{
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TransactionAddress() {}
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TransactionAddress(RLP const& _rlp) { blockHash = _rlp[0].toHash<h256>(); index = _rlp[1].toInt<unsigned>(); }
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bytes rlp() const { RLPStream s(2); s << blockHash << index; return s.out(); }
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explicit operator bool() const { return !!blockHash; }
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h256 blockHash;
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unsigned index = 0;
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static const unsigned size = 67;
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};
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using BlockDetailsHash = std::unordered_map<h256, BlockDetails>;
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using BlockLogBloomsHash = std::unordered_map<h256, BlockLogBlooms>;
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using BlockReceiptsHash = std::unordered_map<h256, BlockReceipts>;
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using TransactionAddressHash = std::unordered_map<h256, TransactionAddress>;
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using BlockHashHash = std::unordered_map<uint64_t, BlockHash>;
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using BlocksBloomsHash = std::unordered_map<h256, BlocksBlooms>;
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static const BlockDetails NullBlockDetails;
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static const BlockLogBlooms NullBlockLogBlooms;
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static const BlockReceipts NullBlockReceipts;
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static const TransactionAddress NullTransactionAddress;
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static const BlockHash NullBlockHash;
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static const BlocksBlooms NullBlocksBlooms;
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}
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}
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