i2pd/libi2pd/NetDbRequests.h
Anatolii Cherednichenko 55534ea002 Reformat code
2022-08-30 02:11:28 +03:00

90 lines
2.9 KiB
C++

/*
* Copyright (c) 2013-2020, The PurpleI2P Project
*
* This file is part of Purple i2pd project and licensed under BSD3
*
* See full license text in LICENSE file at top of project tree
*/
#ifndef NETDB_REQUESTS_H__
#define NETDB_REQUESTS_H__
#include <memory>
#include <set>
#include <map>
#include "Identity.h"
#include "RouterInfo.h"
namespace i2p {
namespace data {
class RequestedDestination {
public:
typedef std::function<void(std::shared_ptr<RouterInfo>)> RequestComplete;
RequestedDestination(const IdentHash &destination, bool isExploratory = false) :
m_Destination(destination), m_IsExploratory(isExploratory), m_CreationTime(0) {};
~RequestedDestination() { if (m_RequestComplete) m_RequestComplete(nullptr); };
const IdentHash &GetDestination() const { return m_Destination; };
int GetNumExcludedPeers() const { return m_ExcludedPeers.size(); };
const std::set<IdentHash> &GetExcludedPeers() { return m_ExcludedPeers; };
void ClearExcludedPeers();
bool IsExploratory() const { return m_IsExploratory; };
bool IsExcluded(const IdentHash &ident) const { return m_ExcludedPeers.count(ident); };
uint64_t GetCreationTime() const { return m_CreationTime; };
std::shared_ptr<I2NPMessage> CreateRequestMessage(std::shared_ptr<const RouterInfo>,
std::shared_ptr<const i2p::tunnel::InboundTunnel> replyTunnel);
std::shared_ptr<I2NPMessage> CreateRequestMessage(const IdentHash &floodfill);
void SetRequestComplete(const RequestComplete &requestComplete) { m_RequestComplete = requestComplete; };
bool IsRequestComplete() const { return m_RequestComplete != nullptr; };
void Success(std::shared_ptr<RouterInfo> r);
void Fail();
private:
IdentHash m_Destination;
bool m_IsExploratory;
std::set<IdentHash> m_ExcludedPeers;
uint64_t m_CreationTime;
RequestComplete m_RequestComplete;
};
class NetDbRequests {
public:
void Start();
void Stop();
std::shared_ptr<RequestedDestination> CreateRequest(const IdentHash &destination, bool isExploratory,
RequestedDestination::RequestComplete requestComplete = nullptr);
void RequestComplete(const IdentHash &ident, std::shared_ptr<RouterInfo> r);
std::shared_ptr<RequestedDestination> FindRequest(const IdentHash &ident) const;
void ManageRequests();
private:
mutable std::mutex m_RequestedDestinationsMutex;
std::map<IdentHash, std::shared_ptr<RequestedDestination> > m_RequestedDestinations;
};
}
}
#endif