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63 lines
1.9 KiB
63 lines
1.9 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 Network.h
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* @author Alex Leverington <nessence@gmail.com>
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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 <vector>
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namespace ba = boost::asio;
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namespace bi = ba::ip;
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namespace dev
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{
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namespace p2p
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{
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struct NetworkPreferences
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{
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NetworkPreferences(unsigned short p = 30303, std::string i = std::string(), bool u = true, bool l = false): listenPort(p), publicIP(i), upnp(u), localNetworking(l) {}
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unsigned short listenPort = 30303;
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std::string publicIP;
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bool upnp = true;
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bool localNetworking = false;
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};
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/**
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* @brief Network Class
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* Static network operations and interface(s).
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*/
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class Network
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{
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public:
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/// @returns public and private interface addresses
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static std::vector<bi::address> getInterfaceAddresses();
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/// Try to bind and listen on _listenPort, else attempt net-allocated port.
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static int listen4(bi::tcp::acceptor& _acceptor, unsigned short _listenPort);
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/// Return public endpoint of upnp interface. If successful o_upnpifaddr will be a private interface address and endpoint will contain public address and port.
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static bi::tcp::endpoint traverseNAT(std::vector<bi::address> const& _ifAddresses, unsigned short _listenPort, bi::address& o_upnpifaddr);
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};
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}
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}
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