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94 lines
2.8 KiB
94 lines
2.8 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_ROUTINGTABLE_HPP |
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#define ZT_ROUTINGTABLE_HPP |
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#include <vector> |
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#include <string> |
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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 routing table interfaces |
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*/ |
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class RoutingTable : NonCopyable |
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{ |
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public: |
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class Entry |
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{ |
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public: |
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Entry() { device[0] = (char)0; } |
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InetAddress destination; |
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InetAddress gateway; // port/netmaskBits field not used, should be 0 -- null if direct-to-device route |
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char device[128]; |
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int metric; |
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std::string toString() const; |
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bool operator==(const Entry &re) const; |
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inline bool operator!=(const Entry &re) const { return (!(*this == re)); } |
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bool operator<(const Entry &re) const; |
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inline bool operator>(const Entry &re) const { return (re < *this); } |
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inline bool operator<=(const Entry &re) const { return (!(re < *this)); } |
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inline bool operator>=(const Entry &re) const { return (!(*this < re)); } |
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}; |
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RoutingTable(); |
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virtual ~RoutingTable(); |
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/** |
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* @return Sorted routing table entries |
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*/ |
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virtual std::vector<Entry> get() 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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* @param re Entry to add/update |
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* @return True if change successful (or unchanged) |
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*/ |
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virtual bool set(const Entry &re) = 0; |
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/** |
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* Compute a 64-bit value that hashes the current state of the network environment |
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* |
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* This shouldn't be overridden -- uses get() to get underlying routing table. |
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* |
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* @param ignoreInterfaces Names of interfaces to exclude from fingerprint (e.g. my own) |
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* @return Integer CRC-type fingerprint of current network environment |
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*/ |
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uint64_t networkEnvironmentFingerprint(const std::vector<std::string> &ignoreInterfaces) const; |
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}; |
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} // namespace ZeroTier |
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#endif
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