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105 lines
3.0 KiB
105 lines
3.0 KiB
/* |
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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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#ifndef ZT_SYSTEMNETWORKSTACK_HPP |
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#define ZT_SYSTEMNETWORKSTACK_HPP |
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#include <stdint.h> |
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#include <vector> |
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#include <string> |
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#include <set> |
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#include "InetAddress.hpp" |
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#include "NonCopyable.hpp" |
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namespace ZeroTier { |
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/** |
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* Base class for OS-dependent interfaces to the system network configuration |
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*/ |
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class SystemNetworkStack : NonCopyable |
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{ |
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public: |
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struct RoutingTableEntry |
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{ |
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char device[128]; |
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InetAddress destination; |
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InetAddress gateway; |
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unsigned int deviceMetric; |
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}; |
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SystemNetworkStack() {} |
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virtual ~SystemNetworkStack() {} |
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/** |
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* @return All routing table entries sorted in order of destination |
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*/ |
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virtual std::vector<RoutingTableEntry> routingTable() const = 0; |
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/** |
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* Add or update a routing table entry |
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* |
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* Note that metrics may only be changed at the device level, |
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* so changes to deviceMetric are ignored. |
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* |
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* @param re Entry to add/update |
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* @return True if successful |
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*/ |
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virtual bool addUpdateRoute(const RoutingTableEntry &re) = 0; |
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/** |
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* @param ifname Name of interface (Unix-style device or Windows device name) |
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* @return Interface metric (higher = lower priority) |
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*/ |
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virtual unsigned int interfaceMetric(const char *ifname) const = 0; |
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/** |
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* @param ifname Name of interface (Unix-style device or Windows device name) |
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* @param metric New metric (higher = lower priority) |
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* @return True if successful |
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*/ |
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virtual bool setInterfaceMetric(const char *ifname,unsigned int metric) = 0; |
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/** |
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* @return Interface names sorted in ascending order |
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*/ |
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virtual std::vector<std::string> interfaces() const = 0; |
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/** |
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* @param ignoreInterfaces List of interfaces to exclude from fingerprint |
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* @return Integer CRC-type fingerprint of current network environment |
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*/ |
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inline uint64_t networkEnvironmentFingerprint(const std::set<std::string> &ignoreInterfaces) const |
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{ |
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std::vector<RoutingTableEntry> rtab(routingTable()); |
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}; |
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}; |
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} // namespace ZeroTier |
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#endif
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