44 lines
1.4 KiB
C++
44 lines
1.4 KiB
C++
/* -*- Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil -*- */
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/*
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* Copyright (c) 2012-2014 University of California, Los Angeles
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*
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* This file is part of ChronoSync, synchronization library for distributed realtime
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* applications for NDN.
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*
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* ChronoSync is free software: you can redistribute it and/or modify it under the terms
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* of the GNU General Public License as published by the Free Software Foundation, either
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* version 3 of the License, or (at your option) any later version.
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*
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* ChronoSync is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
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* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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* PURPOSE. See the 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 along with
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* ChronoSync, e.g., in COPYING.md file. If not, see <http://www.gnu.org/licenses/>.
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*
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* @author Zhenkai Zhu <http://irl.cs.ucla.edu/~zhenkai/>
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* @author Chaoyi Bian <bcy@pku.edu.cn>
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* @author Alexander Afanasyev <http://lasr.cs.ucla.edu/afanasyev/index.html>
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* @author Yingdi Yu <yingdi@cs.ucla.edu>
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*/
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#include "diff-state.hpp"
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namespace chronosync {
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ConstStatePtr
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DiffState::diff() const
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{
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StatePtr result = make_shared<State>();
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ConstDiffStatePtr state = m_next;
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while (static_cast<bool>(state)) {
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*result += *state;
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state = state->m_next;
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}
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return result;
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}
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} // namespace chronosync
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