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90 lines
2.3 KiB
90 lines
2.3 KiB
/*
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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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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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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 PeerSession.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 <array>
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#include <set>
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#include <memory>
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#include <utility>
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#include <libethential/RLP.h>
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#include <libethcore/CommonEth.h>
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#include "PeerNetwork.h"
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namespace eth
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{
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class PeerSession: public std::enable_shared_from_this<PeerSession>
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{
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friend class PeerServer;
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public:
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PeerSession(PeerServer* _server, bi::tcp::socket _socket, uint _rNId, bi::address _peerAddress, unsigned short _peerPort = 0);
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~PeerSession();
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void start();
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void disconnect(int _reason);
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void ping();
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bool isOpen() const { return m_socket.is_open(); }
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bi::tcp::endpoint endpoint() const; ///< for other peers to connect to.
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private:
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void dropped();
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void doRead();
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void doWrite(std::size_t length);
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bool interpret(RLP const& _r);
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/// @returns true iff the _msg forms a valid message for sending or receiving on the network.
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static bool checkPacket(bytesConstRef _msg);
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static RLPStream& prep(RLPStream& _s);
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void sealAndSend(RLPStream& _s);
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void sendDestroy(bytes& _msg);
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void send(bytesConstRef _msg);
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PeerServer* m_server;
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bi::tcp::socket m_socket;
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std::array<byte, 65536> m_data;
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PeerInfo m_info;
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Public m_id;
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bytes m_incoming;
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uint m_protocolVersion;
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uint m_networkId;
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uint m_reqNetworkId;
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unsigned short m_listenPort; ///< Port that the remote client is listening on for connections. Useful for giving to peers.
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uint m_caps;
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std::chrono::steady_clock::time_point m_ping;
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std::chrono::steady_clock::time_point m_connect;
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std::chrono::steady_clock::time_point m_disconnect;
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uint m_rating;
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bool m_requireTransactions;
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std::set<h256> m_knownBlocks;
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std::set<h256> m_knownTransactions;
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};
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}
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