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#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 "../node/NonCopyable.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 : NonCopyable
{
friend class SharedPtr<ManagedRoute>;
public:
ManagedRoute(const InetAddress &target,const InetAddress &via,const char *device)
{
_target = target;
_via = via;
if (via.ss_family == AF_INET)
_via.setPort(32);
else if (via.ss_family == AF_INET6)
_via.setPort(128);
Utils::scopy(_device,sizeof(_device),device);
_systemDevice[0] = (char)0;
}
~ManagedRoute()
{
this->remove();
}
/**
* 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 char *device() const { return _device; }
private:
InetAddress _target;
InetAddress _via;
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
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