mirror of
https://github.com/zerotier/ZeroTierOne.git
synced 2024-12-19 13:07:55 +00:00
135 lines
3.7 KiB
C++
135 lines
3.7 KiB
C++
/*
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* ZeroTier One - Global Peer to Peer Ethernet
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* Copyright (C) 2012-2013 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_NODE_HPP
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#define _ZT_NODE_HPP
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namespace ZeroTier {
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/**
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* A ZeroTier One node
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*
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* This class hides all its implementation details and all other classes in
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* preparation for ZeroTier One being made available in library form for
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* embedding in mobile apps.
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*/
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class Node
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{
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public:
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/**
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* Returned by node main if/when it terminates
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*/
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enum ReasonForTermination
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{
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NODE_RUNNING = 0,
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NODE_NORMAL_TERMINATION = 1,
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NODE_RESTART_FOR_RECONFIGURATION = 2,
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NODE_UNRECOVERABLE_ERROR = 3,
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NODE_NEW_VERSION_AVAILABLE = 4
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};
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/**
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* Create a new node
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*
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* The node is not executed until run() is called.
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*
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* @param hp Home directory path
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* @param url URL prefix for autoconfiguration (http and file permitted)
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* @param configAuthorityIdentity Public identity used to encrypt/authenticate configuration from this URL (ASCII string format)
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* @throws std::invalid_argument Invalid argument supplied to constructor
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*/
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Node(const char *hp,const char *urlPrefix,const char *configAuthorityIdentity)
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throw();
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~Node();
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/**
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* Execute node in current thread
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*
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* This does not return until the node shuts down. Shutdown may be caused
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* by an internally detected condition such as a new upgrade being
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* available or a fatal error, or it may be signaled externally using
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* the terminate() method.
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*
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* @return Reason for termination
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*/
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ReasonForTermination run()
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throw();
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/**
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* Obtain a human-readable reason for node termination
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*
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* @return Reason for node termination or NULL if run() has not returned
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*/
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const char *reasonForTermination() const
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throw();
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/**
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* Cause run() to return with NODE_NORMAL_TERMINATION
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*
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* This can be called from a signal handler or another thread to signal a
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* running node to shut down. Shutdown may take a few seconds, so run()
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* may not return instantly. Multiple calls are ignored.
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*/
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void terminate()
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throw();
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/**
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* Update the status file in the home directory on next service loop
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*/
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void updateStatusNow()
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throw();
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/**
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* Get the ZeroTier version in major.minor.revision string format
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*
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* @return Version in string form
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*/
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static const char *versionString()
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throw();
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static unsigned int versionMajor() throw();
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static unsigned int versionMinor() throw();
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static unsigned int versionRevision() throw();
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private:
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void *const _impl; // private implementation
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};
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/**
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* An embedded version code that can be searched for in the binary
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*
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* This shouldn't be used by users, but is exported to make certain that
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* the linker actually includes it in the image.
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*/
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extern const unsigned char EMBEDDED_VERSION_STAMP[20];
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} // namespace ZeroTier
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#endif
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