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/*
This file is part of cpp-ethereum.
cpp-ethereum is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
cpp-ethereum is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with cpp-ethereum. If not, see <http://www.gnu.org/licenses/>.
*/
/** @file CachedAddressState.h
* @author Gav Wood <i@gavwood.com>
* @date 2014
*/
#pragma once
#include <string>
#include <libdevcore/Common.h>
#include <libdevcore/RLP.h>
#include "AccountDiff.h"
namespace dev
{
class OverlayDB;
namespace eth
{
class Account;
class CachedAddressState
{
public:
CachedAddressState(std::string const& _rlp, Account const* _s, OverlayDB const* _o): m_rS(_rlp), m_r(m_rS), m_s(_s), m_o(_o) {}
bool exists() const;
u256 balance() const;
u256 nonce() const;
bytes code() const;
// TODO: DEPRECATE.
std::unordered_map<u256, u256> storage() const;
AccountDiff diff(CachedAddressState const& _c);
private:
std::string m_rS;
RLP m_r;
Account const* m_s;
OverlayDB const* m_o;
};
}
}