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/*
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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 CachedAddressState.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 <string>
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#include <libdevcore/Common.h>
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#include <libdevcore/RLP.h>
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#include "AccountDiff.h"
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namespace dev
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{
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class OverlayDB;
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namespace eth
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{
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class Account;
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class CachedAddressState
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{
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public:
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CachedAddressState(std::string const& _rlp, Account const* _s, OverlayDB const* _o): m_rS(_rlp), m_r(m_rS), m_s(_s), m_o(_o) {}
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bool exists() const;
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u256 balance() const;
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u256 nonce() const;
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bytes code() const;
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// TODO: DEPRECATE.
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std::unordered_map<u256, u256> storage() const;
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AccountDiff diff(CachedAddressState const& _c);
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private:
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std::string m_rS;
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RLP m_r;
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Account const* m_s;
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OverlayDB const* m_o;
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};
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}
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}
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