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92 lines
2.5 KiB
92 lines
2.5 KiB
/* |
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* ZeroTier One - Network Virtualization Everywhere |
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* Copyright (C) 2011-2016 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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#ifndef ZT_ROUTINGTABLE_HPP |
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#define ZT_ROUTINGTABLE_HPP |
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#include <vector> |
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#include "../node/Constants.hpp" |
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#include "../node/InetAddress.hpp" |
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namespace ZeroTier { |
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class RoutingTable |
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{ |
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public: |
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struct Entry |
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{ |
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/** |
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* Destination IP and netmask bits (CIDR format) |
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*/ |
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InetAddress destination; |
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/** |
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* Gateway or null address if direct link-level route, netmask/port part of InetAddress not used |
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*/ |
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InetAddress gateway; |
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/** |
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* System device index or ID (not included in comparison operators, may not be set on all platforms) |
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*/ |
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int deviceIndex; |
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/** |
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* Metric or hop count -- higher = lower routing priority |
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*/ |
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int metric; |
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/** |
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* Interface scoped route? (always false if not meaningful on this OS) |
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*/ |
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bool ifscope; |
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/** |
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* System device name (may be empty if it doesn't exist or isn't important on this OS) |
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*/ |
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char device[128]; |
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/** |
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* @return True if at least one required field is present (object is not null) |
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*/ |
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inline operator bool() const { return ((destination)||(gateway)); } |
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}; |
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/** |
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* Get routing table |
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* |
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* @param includeLinkLocal Include link-local IPs? |
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* @param includeLoopback Include loopback routes? |
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*/ |
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static std::vector<RoutingTable::Entry> get(bool includeLinkLocal,bool includeLoopback); |
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/** |
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* Add or replace a routing table entry |
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* |
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* @param destination Route destination |
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* @param gateway Gateway or null if local |
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* @param device Device name (if applicable) |
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* @param metric Route metric (if applicable) |
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* @param ifscope Interface bound route? If so, device must be set. (only applicable on some OSes) |
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*/ |
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static RoutingTable::Entry set(const InetAddress &destination,const InetAddress &gateway,const char *device,int metric,bool ifscope); |
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}; |
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} // namespace ZeroTier |
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#endif
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