mirror of
https://github.com/zerotier/ZeroTierOne.git
synced 2024-12-29 17:28:52 +00:00
108 lines
2.9 KiB
C++
108 lines
2.9 KiB
C++
/*
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* ZeroTier One - Global Peer to Peer Ethernet
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* Copyright (C) 2011-2014 ZeroTier Networks LLC
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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_IPCCONNECTION_HPP
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#define ZT_IPCCONNECTION_HPP
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#include "../node/Constants.hpp"
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#include "../node/Thread.hpp"
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#include "../node/NonCopyable.hpp"
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#include "../node/Mutex.hpp"
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#ifdef __WINDOWS__
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#include <WinSock2.h>
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#include <Windows.h>
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#endif
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namespace ZeroTier {
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class IpcListener;
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/**
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* Interprocess communication connection
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*/
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class IpcConnection : NonCopyable
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{
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friend class IpcListener;
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public:
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enum EventType
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{
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IPC_EVENT_COMMAND,
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IPC_EVENT_NEW_CONNECTION,
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IPC_EVENT_CONNECTION_CLOSED
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};
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/**
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* Connect to an IPC endpoint
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*
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* @param endpoint Endpoint path
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* @param timeout Inactivity timeout in seconds
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* @param commandHandler Command handler function
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* @param arg First argument to command handler
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* @throws std::runtime_error Unable to connect
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*/
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IpcConnection(const char *endpoint,unsigned int timeout,void (*commandHandler)(void *,IpcConnection *,IpcConnection::EventType,const char *),void *arg);
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~IpcConnection();
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/**
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* @param format Printf format string
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* @param ... Printf arguments
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*/
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void printf(const char *format,...);
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void threadMain()
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throw();
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private:
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// Used by IpcListener to construct incoming connections
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#ifdef __WINDOWS__
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IpcConnection(HANDLE s,unsigned int timeout,void (*commandHandler)(void *,IpcConnection *,IpcConnection::EventType,const char *),void *arg);
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#else
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IpcConnection(int s,unsigned int timeout,void (*commandHandler)(void *,IpcConnection *,IpcConnection::EventType,const char *),void *arg);
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#endif
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void (*_handler)(void *,IpcConnection *,IpcConnection::EventType,const char *);
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void *_arg;
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unsigned int _timeout;
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#ifdef __WINDOWS__
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HANDLE _sock;
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std::string _writeBuf;
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bool _incoming;
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#else
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volatile int _sock;
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#endif
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Mutex _writeLock;
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Thread _thread;
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volatile bool _run;
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volatile bool _running;
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};
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} // namespace ZeroTier
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#endif
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