mirror of
https://github.com/oxen-io/lokinet.git
synced 2024-11-09 13:10:25 +00:00
112 lines
2.5 KiB
C++
112 lines
2.5 KiB
C++
#ifndef LLARP_PATHSET_HPP
|
|
#define LLARP_PATHSET_HPP
|
|
#include <llarp/time.h>
|
|
#include <functional>
|
|
#include <list>
|
|
#include <llarp/path_types.hpp>
|
|
#include <llarp/router_id.hpp>
|
|
#include <llarp/service/IntroSet.hpp>
|
|
#include <map>
|
|
#include <tuple>
|
|
|
|
namespace llarp
|
|
{
|
|
namespace dht
|
|
{
|
|
struct GotIntroMessage;
|
|
}
|
|
|
|
namespace path
|
|
{
|
|
enum PathStatus
|
|
{
|
|
ePathBuilding,
|
|
ePathEstablished,
|
|
ePathTimeout,
|
|
ePathExpired
|
|
};
|
|
// forward declare
|
|
struct Path;
|
|
|
|
/// a set of paths owned by an entity
|
|
struct PathSet
|
|
{
|
|
/// construct
|
|
/// @params numPaths the number of paths to maintain
|
|
PathSet(size_t numPaths);
|
|
|
|
/// tick owned paths
|
|
void
|
|
Tick(llarp_time_t now, llarp_router* r);
|
|
|
|
void
|
|
RemovePath(Path* path);
|
|
|
|
void
|
|
HandlePathBuilt(Path* path);
|
|
|
|
void
|
|
AddPath(Path* path);
|
|
|
|
Path*
|
|
GetByUpstream(const RouterID& remote, const PathID_t& rxid);
|
|
|
|
void
|
|
ExpirePaths(llarp_time_t now);
|
|
|
|
size_t
|
|
NumInStatus(PathStatus st) const;
|
|
|
|
/// return true if we should build another path
|
|
bool
|
|
ShouldBuildMore() const;
|
|
|
|
/// return true if we should publish a new hidden service descriptor
|
|
bool
|
|
ShouldPublishDescriptors() const;
|
|
|
|
virtual bool
|
|
HandleGotIntroMessage(const llarp::dht::GotIntroMessage* msg)
|
|
{
|
|
return false;
|
|
}
|
|
|
|
Path*
|
|
PickRandomEstablishedPath();
|
|
|
|
bool
|
|
GetCurrentIntroductions(
|
|
std::list< llarp::service::Introduction >& intros) const;
|
|
|
|
bool
|
|
PublishIntroSet(const llarp::service::IntroSet& introset,
|
|
llarp_router* r);
|
|
|
|
typedef std::function< void(const llarp::service::IntroSet*) >
|
|
ServiceLookupHandler;
|
|
|
|
/// return false if we are already pending a lookup for this address
|
|
bool
|
|
LookupService(const llarp::service::Address& addr,
|
|
ServiceLookupHandler handler);
|
|
|
|
protected:
|
|
void
|
|
IssueServiceLookup(const llarp::service::Address& addr);
|
|
|
|
private:
|
|
typedef std::pair< RouterID, PathID_t > PathInfo_t;
|
|
typedef std::map< PathInfo_t, Path* > PathMap_t;
|
|
|
|
size_t m_NumPaths;
|
|
PathMap_t m_Paths;
|
|
uint64_t m_CurrentPublishTX = 0;
|
|
std::unordered_map< llarp::service::Address, ServiceLookupHandler,
|
|
llarp::service::Address::Hash >
|
|
m_ServiceLookups;
|
|
};
|
|
|
|
} // namespace path
|
|
} // namespace llarp
|
|
|
|
#endif |