mirror of
https://github.com/zerotier/ZeroTierOne.git
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110 lines
2.9 KiB
C++
110 lines
2.9 KiB
C++
/*
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* ZeroTier One - Network Virtualization Everywhere
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* Copyright (C) 2011-2015 ZeroTier, Inc.
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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 3 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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* --
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*
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* ZeroTier may be used and distributed under the terms of the GPLv3, which
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* are available at: http://www.gnu.org/licenses/gpl-3.0.html
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*
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* If you would like to embed ZeroTier into a commercial application or
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* redistribute it in a modified binary form, please contact ZeroTier Networks
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* LLC. Start here: http://www.zerotier.com/
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*/
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#ifndef ZT_SOCKETMANAGER_HPP
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#define ZT_SOCKETMANAGER_HPP
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#include <stdio.h>
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#include <stdlib.h>
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#include <map>
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#include <stdexcept>
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#include "Constants.hpp"
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#include "InetAddress.hpp"
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#include "Buffer.hpp"
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#include "NonCopyable.hpp"
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#include "Socket.hpp"
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namespace ZeroTier {
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/**
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* Socket I/O implementation
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*/
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class SocketManager : NonCopyable
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{
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public:
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SocketManager() {}
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virtual ~SocketManager() {}
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/**
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* Send a message to a remote peer
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*
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* @param to Destination address
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* @param tcp Use TCP?
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* @param autoConnectTcp If true, automatically initiate TCP connection if there is none
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* @param msg Message to send
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* @param msglen Length of message
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*/
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virtual bool send(
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const InetAddress &to,
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bool tcp,
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bool autoConnectTcp,
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const void *msg,
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unsigned int msglen) = 0;
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/**
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* Send a message to a remote peer via UDP (shortcut for setting both TCP params to false in send)
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*
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* @param to Destination address
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* @param msg Message to send
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* @param msglen Length of message
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*/
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inline bool sendUdp(
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const InetAddress &to,
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const void *msg,
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unsigned int msglen) { return send(to,false,false,msg,msglen); }
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/**
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* Perform I/O polling operation (e.g. select())
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*
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* If called concurrently, one will block until the other completes.
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*
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* @param timeout Timeout in milliseconds, may return sooner if whack() is called
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* @param handler Packet data handler
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* @param arg Void argument to packet data handler
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*/
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virtual void poll(
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unsigned long timeout,
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void (*handler)(const SharedPtr<Socket> &,void *,const InetAddress &,Buffer<ZT_SOCKET_MAX_MESSAGE_LEN> &),
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void *arg) = 0;
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/**
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* Cause current or next blocking poll() operation to timeout immediately
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*/
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virtual void whack() = 0;
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/**
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* Close TCP sockets
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*/
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virtual void closeTcpSockets() = 0;
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};
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} // namespace ZeroTier
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#endif
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