Adam Ierymenko
11 years ago
16 changed files with 208 additions and 211 deletions
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/*
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* ZeroTier One - Network Virtualization Everywhere |
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* Copyright (C) 2011-2015 ZeroTier, Inc. |
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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 "Path.hpp" |
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#include "AntiRecursion.hpp" |
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#include "RuntimeEnvironment.hpp" |
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#include "Node.hpp" |
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namespace ZeroTier { |
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bool Path::send(const RuntimeEnvironment *RR,const void *data,unsigned int len,uint64_t now) |
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{ |
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if (RR->node->putPacket(_localAddress,address(),data,len)) { |
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sent(now); |
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RR->antiRec->logOutgoingZT(data,len); |
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return true; |
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} |
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return false; |
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} |
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} // namespace ZeroTier
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@ -1,161 +0,0 @@
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/*
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* ZeroTier One - Network Virtualization Everywhere |
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* Copyright (C) 2011-2015 ZeroTier, Inc. |
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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_REMOTEPATH_HPP |
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#define ZT_REMOTEPATH_HPP |
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#include <stdint.h> |
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#include <string.h> |
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#include <stdexcept> |
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#include <algorithm> |
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#include "Path.hpp" |
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#include "Node.hpp" |
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#include "AntiRecursion.hpp" |
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#include "RuntimeEnvironment.hpp" |
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namespace ZeroTier { |
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/**
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* Path to a remote peer |
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* |
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* This extends Path to include status information about path activity. |
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*/ |
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class RemotePath : public Path |
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{ |
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public: |
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RemotePath() : |
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Path(), |
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_lastSend(0), |
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_lastReceived(0), |
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_localAddress(), |
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_flags(0) {} |
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RemotePath(const InetAddress &localAddress,const InetAddress &addr) : |
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Path(addr,0,TRUST_NORMAL), |
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_lastSend(0), |
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_lastReceived(0), |
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_localAddress(localAddress), |
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_flags(0) {} |
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inline const InetAddress &localAddress() const throw() { return _localAddress; } |
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inline uint64_t lastSend() const throw() { return _lastSend; } |
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inline uint64_t lastReceived() const throw() { return _lastReceived; } |
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/**
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* Called when a packet is sent to this remote path |
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* |
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* This is called automatically by RemotePath::send(). |
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* |
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* @param t Time of send |
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*/ |
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inline void sent(uint64_t t) |
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throw() |
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{ |
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_lastSend = t; |
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} |
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/**
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* Called when a packet is received from this remote path |
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* |
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* @param t Time of receive |
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*/ |
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inline void received(uint64_t t) |
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throw() |
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{ |
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_lastReceived = t; |
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} |
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/**
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* @param now Current time |
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* @return True if this path appears active |
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*/ |
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inline bool active(uint64_t now) const |
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throw() |
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{ |
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return ((now - _lastReceived) < ZT_PEER_ACTIVITY_TIMEOUT); |
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} |
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/**
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* Send a packet via this path |
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* |
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* @param RR Runtime environment |
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* @param data Packet data |
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* @param len Packet length |
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* @param now Current time |
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* @return True if transport reported success |
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*/ |
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inline bool send(const RuntimeEnvironment *RR,const void *data,unsigned int len,uint64_t now) |
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{ |
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if (RR->node->putPacket(_localAddress,address(),data,len)) { |
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sent(now); |
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RR->antiRec->logOutgoingZT(data,len); |
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return true; |
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} |
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return false; |
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} |
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template<unsigned int C> |
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inline void serialize(Buffer<C> &b) const |
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{ |
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b.append((uint8_t)1); // version
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_addr.serialize(b); |
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b.append((uint8_t)_trust); |
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b.append((uint64_t)_lastSend); |
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b.append((uint64_t)_lastReceived); |
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_localAddress.serialize(b); |
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b.append((uint16_t)_flags); |
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} |
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template<unsigned int C> |
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inline unsigned int deserialize(const Buffer<C> &b,unsigned int startAt = 0) |
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{ |
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unsigned int p = startAt; |
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if (b[p++] != 1) |
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throw std::invalid_argument("invalid serialized RemotePath"); |
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p += _addr.deserialize(b,p); |
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_ipScope = _addr.ipScope(); |
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_trust = (Path::Trust)b[p++]; |
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_lastSend = b.template at<uint64_t>(p); p += 8; |
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_lastReceived = b.template at<uint64_t>(p); p += 8; |
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p += _localAddress.deserialize(b,p); |
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_flags = b.template at<uint16_t>(p); p += 2; |
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return (p - startAt); |
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} |
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protected: |
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uint64_t _lastSend; |
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uint64_t _lastReceived; |
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InetAddress _localAddress; |
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uint16_t _flags; |
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}; |
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} // namespace ZeroTier
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#endif |
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