/* * Copyright (c)2019 ZeroTier, Inc. * * Use of this software is governed by the Business Source License included * in the LICENSE.TXT file in the project's root directory. * * Change Date: 2025-01-01 * * On the date above, in accordance with the Business Source License, use * of this software will be governed by version 2.0 of the Apache License. */ /****/ #ifndef ZT_MANAGEDROUTE_HPP #define ZT_MANAGEDROUTE_HPP #include <stdlib.h> #include <string.h> #include "../node/InetAddress.hpp" #include "../node/Utils.hpp" #include "../node/SharedPtr.hpp" #include "../node/AtomicCounter.hpp" #include <stdexcept> #include <vector> #include <map> namespace ZeroTier { /** * A ZT-managed route that used C++ RAII semantics to automatically clean itself up on deallocate */ class ManagedRoute { friend class SharedPtr<ManagedRoute>; public: ManagedRoute(const InetAddress &target,const InetAddress &via,const InetAddress &src,const char *device); ~ManagedRoute(); /** * Set or update currently set route * * This must be called periodically for routes that shadow others so that * shadow routes can be updated. In some cases it has no effect * * @return True if route add/update was successful */ bool sync(); /** * Remove and clear this ManagedRoute * * This does nothing if this ManagedRoute is not set or has already been * removed. If this is not explicitly called it is called automatically on * destruct. */ void remove(); inline const InetAddress &target() const { return _target; } inline const InetAddress &via() const { return _via; } inline const InetAddress &src() const { return _src; } inline const char *device() const { return _device; } private: ManagedRoute(const ManagedRoute &) {} inline ManagedRoute &operator=(const ManagedRoute &) { return *this; } InetAddress _target; InetAddress _via; InetAddress _src; InetAddress _systemVia; // for route overrides std::map<InetAddress,bool> _applied; // routes currently applied char _device[128]; char _systemDevice[128]; // for route overrides AtomicCounter __refCount; }; } // namespace ZeroTier #endif