Gav Wood
10 years ago
6 changed files with 177 additions and 105 deletions
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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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|
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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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|
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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 AccountDiff.cpp
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* @author Gav Wood <i@gavwood.com> |
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* @date 2014 |
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*/ |
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#include "AccountDiff.h" |
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#include <libethential/CommonIO.h> |
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using namespace std; |
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using namespace eth; |
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AccountChange AccountDiff::changeType() const |
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{ |
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bool bn = (balance || nonce); |
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bool sc = (!storage.empty() || code); |
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return exist ? exist.from() ? AccountChange::Deletion : AccountChange::Creation : (bn && sc) ? AccountChange::All : bn ? AccountChange::Intrinsic: sc ? AccountChange::CodeStorage : AccountChange::None; |
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} |
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char const* AccountDiff::lead() const |
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{ |
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bool bn = (balance || nonce); |
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bool sc = (!storage.empty() || code); |
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return exist ? exist.from() ? "XXX" : "+++" : (bn && sc) ? "***" : bn ? " * " : sc ? "* *" : " "; |
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} |
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std::ostream& eth::operator<<(std::ostream& _out, AccountDiff const& _s) |
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{ |
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if (!_s.exist.to()) |
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return _out; |
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if (_s.nonce) |
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{ |
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_out << std::dec << "#" << _s.nonce.to() << " "; |
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if (_s.nonce.from()) |
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_out << "(" << std::showpos << (((bigint)_s.nonce.to()) - ((bigint)_s.nonce.from())) << std::noshowpos << ") "; |
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} |
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if (_s.balance) |
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{ |
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_out << std::dec << _s.balance.to() << " "; |
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if (_s.balance.from()) |
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_out << "(" << std::showpos << (((bigint)_s.balance.to()) - ((bigint)_s.balance.from())) << std::noshowpos << ") "; |
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} |
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if (_s.code) |
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_out << "$" << std::hex << nouppercase << _s.code.to() << " (" << _s.code.from() << ") "; |
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for (pair<u256, Diff<u256>> const& i: _s.storage) |
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if (!i.second.from()) |
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_out << endl << " + " << (h256)i.first << ": " << std::hex << nouppercase << i.second.to(); |
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else if (!i.second.to()) |
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_out << endl << "XXX " << (h256)i.first << " (" << std::hex << nouppercase << i.second.from() << ")"; |
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else |
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_out << endl << " * " << (h256)i.first << ": " << std::hex << nouppercase << i.second.to() << " (" << i.second.from() << ")"; |
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return _out; |
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} |
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std::ostream& eth::operator<<(std::ostream& _out, StateDiff const& _s) |
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{ |
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_out << _s.accounts.size() << " accounts changed:" << endl; |
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for (auto const& i: _s.accounts) |
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_out << i.second.lead() << " " << i.first << ": " << i.second << endl; |
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return _out; |
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} |
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@ -0,0 +1,73 @@ |
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/*
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This file is part of cpp-ethereum. |
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|
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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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|
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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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|
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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 AccountDiff.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 <libethential/Common.h> |
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#include <libethcore/CommonEth.h> |
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namespace eth |
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{ |
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enum class ExistDiff { Same, New, Dead }; |
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template <class T> |
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class Diff |
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{ |
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public: |
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Diff() {} |
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Diff(T _from, T _to): m_from(_from), m_to(_to) {} |
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T const& from() const { return m_from; } |
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T const& to() const { return m_to; } |
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explicit operator bool() const { return m_from != m_to; } |
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private: |
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T m_from; |
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T m_to; |
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}; |
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enum class AccountChange { None, Creation, Deletion, Intrinsic, CodeStorage, All }; |
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struct AccountDiff |
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{ |
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inline bool changed() const { return storage.size() || code || nonce || balance || exist; } |
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char const* lead() const; |
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AccountChange changeType() const; |
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Diff<bool> exist; |
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Diff<u256> balance; |
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Diff<u256> nonce; |
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std::map<u256, Diff<u256>> storage; |
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Diff<bytes> code; |
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}; |
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struct StateDiff |
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{ |
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std::map<Address, AccountDiff> accounts; |
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}; |
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std::ostream& operator<<(std::ostream& _out, StateDiff const& _s); |
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std::ostream& operator<<(std::ostream& _out, AccountDiff const& _s); |
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} |
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