91 lines
2.5 KiB
C++
91 lines
2.5 KiB
C++
/* Copyright 2016, Ableton AG, Berlin. All rights reserved.
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*
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* This program 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 2 of the License, or
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* (at your option) any later version.
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*
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* This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
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*
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* If you would like to incorporate Link into a proprietary software application,
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* please contact <link-devs@ableton.com>.
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*/
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#pragma once
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#include <ableton/discovery/Payload.hpp>
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#include <ableton/link/MeasurementEndpointV4.hpp>
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#include <ableton/link/NodeState.hpp>
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namespace ableton
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{
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namespace link
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{
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// A state type for peers. PeerState stores the normal NodeState plus
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// additional information (the remote endpoint at which to find its
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// ping/pong measurement server).
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struct PeerState
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{
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using IdType = NodeId;
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IdType ident() const
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{
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return nodeState.ident();
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}
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SessionId sessionId() const
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{
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return nodeState.sessionId;
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}
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Timeline timeline() const
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{
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return nodeState.timeline;
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}
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StartStopState startStopState() const
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{
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return nodeState.startStopState;
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}
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friend bool operator==(const PeerState& lhs, const PeerState& rhs)
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{
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return lhs.nodeState == rhs.nodeState && lhs.endpoint == rhs.endpoint;
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}
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friend auto toPayload(const PeerState& state)
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-> decltype(std::declval<NodeState::Payload>()
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+ discovery::makePayload(MeasurementEndpointV4{{}}))
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{
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return toPayload(state.nodeState)
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+ discovery::makePayload(MeasurementEndpointV4{state.endpoint});
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}
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template <typename It>
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static PeerState fromPayload(NodeId id, It begin, It end)
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{
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using namespace std;
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auto peerState = PeerState{NodeState::fromPayload(std::move(id), begin, end), {}};
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discovery::parsePayload<MeasurementEndpointV4>(
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std::move(begin), std::move(end), [&peerState](MeasurementEndpointV4 me4) {
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peerState.endpoint = std::move(me4.ep);
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});
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return peerState;
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}
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NodeState nodeState;
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asio::ip::udp::endpoint endpoint;
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};
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} // namespace link
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} // namespace ableton
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