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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.
Foobar 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 Foobar. If not, see <http://www.gnu.org/licenses/>.
*/
/** @file AddressState.h
* @author Gav Wood <i@gavwood.com>
* @date 2014
*/
#pragma once
#include "Common.h"
#include "RLP.h"
namespace eth
{
enum class AddressType
{
Normal,
Contract
};
class AddressState
{
public:
AddressState(AddressType _type = AddressType::Normal): m_type(_type), m_balance(0), m_nonce(0) {}
AddressType type() const { return m_type; }
u256& balance() { return m_balance; }
u256 const& balance() const { return m_balance; }
u256& nonce() { return m_nonce; }
u256 const& nonce() const { return m_nonce; }
std::map<u256, u256>& memory() { assert(m_type == AddressType::Contract); return m_memory; }
std::map<u256, u256> const& memory() const { assert(m_type == AddressType::Contract); return m_memory; }
u256 memoryHash() const;
std::string toString() const
{
if (m_type == AddressType::Normal)
return asString(rlpList(m_balance, toCompactBigEndianString(m_nonce)));
if (m_type == AddressType::Contract)
return asString(rlpList(m_balance, toCompactBigEndianString(m_nonce), toCompactBigEndianString(memoryHash())));
return "";
}
private:
AddressType m_type;
u256 m_balance;
u256 m_nonce;
// TODO: std::hash<u256> and then move to unordered_map.
// Will need to sort on hash construction.
std::map<u256, u256> m_memory;
};
}