ZeroTierOne/attic/rtbl/RoutingTable.cpp

78 lines
2.1 KiB
C++

/*
* ZeroTier One - Network Virtualization Everywhere
* Copyright (C) 2011-2015 ZeroTier, Inc.
*
* 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 <http://www.gnu.org/licenses/>.
*
* --
*
* ZeroTier may be used and distributed under the terms of the GPLv3, which
* are available at: http://www.gnu.org/licenses/gpl-3.0.html
*
* If you would like to embed ZeroTier into a commercial application or
* redistribute it in a modified binary form, please contact ZeroTier Networks
* LLC. Start here: http://www.zerotier.com/
*/
#include <stdio.h>
#include <stdint.h>
#include <string.h>
#include <stdlib.h>
#include "Constants.hpp"
#include "RoutingTable.hpp"
#include "Utils.hpp"
namespace ZeroTier {
std::string RoutingTable::Entry::toString() const
{
char tmp[1024];
Utils::snprintf(tmp,sizeof(tmp),"%s %s %s %d",destination.toString().c_str(),((gateway) ? gateway.toIpString().c_str() : "<link>"),device,metric);
return std::string(tmp);
}
bool RoutingTable::Entry::operator==(const Entry &re) const
{
return ((destination == re.destination)&&(gateway == re.gateway)&&(strcmp(device,re.device) == 0)&&(metric == re.metric));
}
bool RoutingTable::Entry::operator<(const Entry &re) const
{
if (destination < re.destination)
return true;
else if (destination == re.destination) {
if (gateway < re.gateway)
return true;
else if (gateway == re.gateway) {
int tmp = (int)::strcmp(device,re.device);
if (tmp < 0)
return true;
else if (tmp == 0)
return (metric < re.metric);
}
}
return false;
}
RoutingTable::RoutingTable()
{
}
RoutingTable::~RoutingTable()
{
}
} // namespace ZeroTier