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135 lines
3.9 KiB
135 lines
3.9 KiB
/* |
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* ZeroTier One - Network Virtualization Everywhere |
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* Copyright (C) 2011-2019 ZeroTier, Inc. https://www.zerotier.com/ |
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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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* You can be released from the requirements of the license by purchasing |
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* a commercial license. Buying such a license is mandatory as soon as you |
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* develop commercial closed-source software that incorporates or links |
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* directly against ZeroTier software without disclosing the source code |
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* of your own application. |
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*/ |
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#include "EthernetTap.hpp" |
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#include "OSUtils.hpp" |
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#include <stdlib.h> |
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#include <string.h> |
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#ifdef ZT_SDK |
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#include "../controller/EmbeddedNetworkController.hpp" |
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#include "../node/Node.hpp" |
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#include "../include/VirtualTap.hpp" |
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#else |
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#ifdef __APPLE__ |
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#include <sys/sysctl.h> |
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#include "MacEthernetTap.hpp" |
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#include "MacKextEthernetTap.hpp" |
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#endif // __APPLE__ |
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#ifdef __LINUX__ |
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#include "LinuxEthernetTap.hpp" |
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#endif // __LINUX__ |
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#ifdef __WINDOWS__ |
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#include "WindowsEthernetTap.hpp" |
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#endif // __WINDOWS__ |
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#ifdef __FreeBSD__ |
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#include "BSDEthernetTap.hpp" |
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#endif // __FreeBSD__ |
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#ifdef __NetBSD__ |
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#include "NetBSDEthernetTap.hpp" |
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#endif // __NetBSD__ |
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#ifdef __OpenBSD__ |
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#include "BSDEthernetTap.hpp" |
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#endif // __OpenBSD__ |
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#endif |
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namespace ZeroTier { |
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std::shared_ptr<EthernetTap> EthernetTap::newInstance( |
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const char *tapDeviceType, // OS-specific, NULL for default |
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const char *homePath, |
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const MAC &mac, |
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unsigned int mtu, |
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unsigned int metric, |
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uint64_t nwid, |
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const char *friendlyName, |
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void (*handler)(void *,void *,uint64_t,const MAC &,const MAC &,unsigned int,unsigned int,const void *,unsigned int), |
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void *arg) |
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{ |
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#ifdef ZT_SDK |
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return std::shared_ptr<EthernetTap>(new VirtualTap(homePath,mac,mtu,metric,nwid,friendlyName,handler,arg)); |
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#else // not ZT_SDK |
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#ifdef __APPLE__ |
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char osrelease[256]; |
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size_t size = sizeof(osrelease); |
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if (sysctlbyname("kern.osrelease",osrelease,&size,nullptr,0) == 0) { |
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char *dotAt = strchr(osrelease,'.'); |
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if (dotAt) { |
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*dotAt = (char)0; |
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// The "feth" virtual Ethernet device type appeared in Darwin 17.x.x. Older versions |
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// (Sierra and earlier) must use the a kernel extension. |
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if (strtol(osrelease,(char **)0,10) < 17) { |
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return std::shared_ptr<EthernetTap>(new MacKextEthernetTap(homePath,mac,mtu,metric,nwid,friendlyName,handler,arg)); |
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} else { |
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return std::shared_ptr<EthernetTap>(new MacEthernetTap(homePath,mac,mtu,metric,nwid,friendlyName,handler,arg)); |
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} |
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} |
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} |
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#endif // __APPLE__ |
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#ifdef __LINUX__ |
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return std::shared_ptr<EthernetTap>(new LinuxEthernetTap(homePath,mac,mtu,metric,nwid,friendlyName,handler,arg)); |
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#endif // __LINUX__ |
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#ifdef __WINDOWS__ |
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return std::shared_ptr<EthernetTap>(new WindowsEthernetTap(homePath,mac,mtu,metric,nwid,friendlyName,handler,arg)); |
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#endif // __WINDOWS__ |
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#ifdef __FreeBSD__ |
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return std::shared_ptr<EthernetTap>(new BSDEthernetTap(homePath,mac,mtu,metric,nwid,friendlyName,handler,arg)); |
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#endif // __FreeBSD__ |
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#ifdef __NetBSD__ |
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return std::shared_ptr<EthernetTap>(new NetBSDEthernetTap(homePath,mac,mtu,metric,nwid,friendlyName,handler,arg)); |
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#endif // __NetBSD__ |
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#ifdef __OpenBSD__ |
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return std::shared_ptr<EthernetTap>(new BSDEthernetTap(homePath,mac,mtu,metric,nwid,friendlyName,handler,arg)); |
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#endif // __OpenBSD__ |
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#endif // ZT_SDK? |
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return std::shared_ptr<EthernetTap>(); |
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} |
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EthernetTap::EthernetTap() {} |
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EthernetTap::~EthernetTap() {} |
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} // namespace ZeroTier
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