mirror of
https://github.com/zerotier/ZeroTierOne.git
synced 2025-01-21 12:06:11 +00:00
136 lines
3.2 KiB
C++
136 lines
3.2 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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#include "TestEthernetTap.hpp"
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#include "TestEthernetTapFactory.hpp"
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#include "../node/Utils.hpp"
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namespace ZeroTier {
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TestEthernetTap::TestEthernetTap(
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TestEthernetTapFactory *parent,
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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 *desiredDevice,
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const char *friendlyName,
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void (*handler)(void *,const MAC &,const MAC &,unsigned int,const Buffer<4096> &),
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void *arg) :
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EthernetTap("TestEthernetTap",mac,mtu,metric),
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_parent(parent),
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_handler(handler),
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_arg(arg),
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_enabled(true)
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{
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char tmp[64];
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Utils::snprintf(tmp,sizeof(tmp),"%.16llx",(unsigned long long)nwid);
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_dev = tmp;
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_thread = Thread::start(this);
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}
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TestEthernetTap::~TestEthernetTap()
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{
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{
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Mutex::Lock _l(_pq_m);
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_pq.push(TestFrame()); // 0-length frame = exit
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}
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_pq_c.signal();
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Thread::join(_thread);
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}
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void TestEthernetTap::setEnabled(bool en)
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{
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_enabled = en;
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}
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bool TestEthernetTap::enabled() const
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{
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return _enabled;
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}
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bool TestEthernetTap::addIP(const InetAddress &ip)
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{
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return true;
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}
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bool TestEthernetTap::removeIP(const InetAddress &ip)
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{
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return true;
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}
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std::set<InetAddress> TestEthernetTap::ips() const
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{
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return std::set<InetAddress>();
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}
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void TestEthernetTap::put(const MAC &from,const MAC &to,unsigned int etherType,const void *data,unsigned int len)
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{
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static Mutex printLock;
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Mutex::Lock _l(printLock);
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fprintf(stderr,"%s << %s %.4x %s"ZT_EOL_S,to.toString().c_str(),from.toString().c_str(),etherType,std::string((const char *)data,len).c_str());
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}
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std::string TestEthernetTap::deviceName() const
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{
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return _dev;
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}
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void TestEthernetTap::setFriendlyName(const char *friendlyName)
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{
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}
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bool TestEthernetTap::updateMulticastGroups(std::set<MulticastGroup> &groups)
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{
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return false;
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}
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void TestEthernetTap::threadMain()
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throw()
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{
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TestFrame tf;
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for(;;) {
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tf.len = 0;
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{
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Mutex::Lock _l(_pq_m);
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if (!_pq.empty()) {
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if (_pq.front().len == 0)
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break;
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memcpy(&tf,&(_pq.front()),sizeof(tf));
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_pq.pop();
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}
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}
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if ((tf.len > 0)&&(_enabled))
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_handler(_arg,tf.from,tf.to,ZT_TEST_ETHERNET_ETHERTYPE,Buffer<4096>(tf.data,tf.len));
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_pq_c.wait();
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}
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}
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} // namespace ZeroTier
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