/* * ZeroTier One - Network Virtualization Everywhere * Copyright (C) 2011-2017 ZeroTier, Inc. https://www.zerotier.com/ * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see . * * -- * * You can be released from the requirements of the license by purchasing * a commercial license. Buying such a license is mandatory as soon as you * develop commercial closed-source software that incorporates or links * directly against ZeroTier software without disclosing the source code * of your own application. */ #ifndef ZT_BSDETHERNETTAP_HPP #define ZT_BSDETHERNETTAP_HPP #include #include #include #include #include #include "../node/Constants.hpp" #include "../node/MulticastGroup.hpp" #include "../node/MAC.hpp" #include "Thread.hpp" namespace ZeroTier { class BSDEthernetTap { public: BSDEthernetTap( const char *homePath, const MAC &mac, unsigned int mtu, unsigned int metric, uint64_t nwid, const char *friendlyName, void (*handler)(void *,void *,uint64_t,const MAC &,const MAC &,unsigned int,unsigned int,const void *,unsigned int), void *arg); ~BSDEthernetTap(); void setEnabled(bool en); bool enabled() const; bool addIp(const InetAddress &ip); bool removeIp(const InetAddress &ip); std::vector ips() const; void put(const MAC &from,const MAC &to,unsigned int etherType,const void *data,unsigned int len); std::string deviceName() const; void setFriendlyName(const char *friendlyName); void scanMulticastGroups(std::vector &added,std::vector &removed); void setMtu(unsigned int mtu); void threadMain() throw(); private: void (*_handler)(void *,void *,uint64_t,const MAC &,const MAC &,unsigned int,unsigned int,const void *,unsigned int); void *_arg; uint64_t _nwid; Thread _thread; std::string _dev; std::vector _multicastGroups; unsigned int _mtu; unsigned int _metric; int _fd; int _shutdownSignalPipe[2]; volatile bool _enabled; }; } // namespace ZeroTier #endif