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86 lines
2.1 KiB
86 lines
2.1 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 Transaction.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 "Common.h"
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#include "RLP.h"
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namespace eth
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{
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struct Signature
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{
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byte v;
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u256 r;
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u256 s;
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};
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// [ nonce, receiving_address, value, [ data item 0, data item 1 ... data item n ], v, r, s ]
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struct Transaction
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{
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Transaction() {}
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Transaction(bytesConstRef _rlp);
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Transaction(bytes const& _rlp): Transaction(&_rlp) {}
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u256 nonce;
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Address receiveAddress;
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u256 value;
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u256s data;
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Signature vrs;
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Address safeSender() const noexcept;
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Address sender() const;
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void sign(Secret _priv);
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static h256 kFromMessage(h256 _msg, h256 _priv);
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void fillStream(RLPStream& _s, bool _sig = true) const;
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bytes rlp(bool _sig = true) const { RLPStream s; fillStream(s, _sig); return s.out(); }
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std::string rlpString(bool _sig = true) const { return asString(rlp(_sig)); }
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h256 sha3(bool _sig = true) const { RLPStream s; fillStream(s, _sig); return eth::sha3(s.out()); }
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bytes sha3Bytes(bool _sig = true) const { RLPStream s; fillStream(s, _sig); return eth::sha3Bytes(s.out()); }
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};
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using Transactions = std::vector<Transaction>;
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inline std::ostream& operator<<(std::ostream& _out, Transaction const& _t)
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{
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_out << "{";
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if (_t.receiveAddress)
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_out << _t.receiveAddress.abridged();
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else
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_out << "[CREATE]";
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_out << "/" << _t.nonce << "*" << _t.value;
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Address s;
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try
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{
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_out << "<-" << _t.sender().abridged();
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}
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catch (...) {}
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_out << "}";
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return _out;
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}
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}
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