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/*
* ZeroTier One - Network Virtualization Everywhere
* Copyright (C) 2011-2016 ZeroTier, Inc. https://www.zerotier.com/
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef ZT_RUNTIMEENVIRONMENT_HPP
#define ZT_RUNTIMEENVIRONMENT_HPP
#include <string>
#include "Constants.hpp"
#include "Identity.hpp"
#include "Mutex.hpp"
namespace ZeroTier {
class NodeConfig;
class Switch;
class Topology;
class Node;
class Multicaster;
class NetworkController;
class SelfAwareness;
class Cluster;
class DeferredPackets;
/**
* Holds global state for an instance of ZeroTier::Node
*/
class RuntimeEnvironment
{
public:
RuntimeEnvironment(Node *n) :
node(n)
,identity()
,localNetworkController((NetworkController *)0)
,sw((Switch *)0)
,mc((Multicaster *)0)
,topology((Topology *)0)
,sa((SelfAwareness *)0)
,dp((DeferredPackets *)0)
#ifdef ZT_ENABLE_CLUSTER
,cluster((Cluster *)0)
#endif
,dpEnabled(0)
{
}
// Node instance that owns this RuntimeEnvironment
Node *const node;
// This node's identity
Identity identity;
std::string publicIdentityStr;
std::string secretIdentityStr;
// This is set externally to an instance of this base class
NetworkController *localNetworkController;
/*
* Order matters a bit here. These are constructed in this order
* and then deleted in the opposite order on Node exit. The order ensures
* that things that are needed are there before they're needed.
*
* These are constant and never null after startup unless indicated.
*/
Switch *sw;
Multicaster *mc;
Topology *topology;
SelfAwareness *sa;
DeferredPackets *dp;
#ifdef ZT_ENABLE_CLUSTER
Cluster *cluster;
#endif
// This is set to >0 if background threads are waiting on deferred
// packets, otherwise 'dp' should not be used.
volatile int dpEnabled;
};
} // namespace ZeroTier
#endif
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