mirror of
https://github.com/PurpleI2P/i2pd.git
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131 lines
3.3 KiB
C++
131 lines
3.3 KiB
C++
#ifndef TRANSPORTS_H__
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#define TRANSPORTS_H__
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#include <thread>
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#include <mutex>
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#include <condition_variable>
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#include <functional>
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#include <map>
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#include <vector>
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#include <queue>
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#include <string>
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#include <memory>
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#include <cryptopp/osrng.h>
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#include <boost/asio.hpp>
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#include "TransportSession.h"
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#include "NTCPSession.h"
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#include "SSU.h"
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#include "RouterInfo.h"
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#include "I2NPProtocol.h"
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#include "Identity.h"
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namespace i2p
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{
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namespace transport
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{
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class DHKeysPairSupplier
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{
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public:
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DHKeysPairSupplier (int size);
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~DHKeysPairSupplier ();
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void Start ();
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void Stop ();
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DHKeysPair * Acquire ();
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void Return (DHKeysPair * pair);
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private:
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void Run ();
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void CreateDHKeysPairs (int num);
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private:
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const int m_QueueSize;
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std::queue<DHKeysPair *> m_Queue;
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bool m_IsRunning;
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std::thread * m_Thread;
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std::condition_variable m_Acquired;
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std::mutex m_AcquiredMutex;
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CryptoPP::AutoSeededRandomPool m_Rnd;
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};
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struct Peer
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{
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int numAttempts;
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std::shared_ptr<const i2p::data::RouterInfo> router;
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std::shared_ptr<TransportSession> session;
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std::vector<i2p::I2NPMessage *> delayedMessages;
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~Peer ()
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{
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for (auto it :delayedMessages)
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i2p::DeleteI2NPMessage (it);
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}
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};
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class Transports
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{
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public:
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Transports ();
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~Transports ();
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void Start ();
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void Stop ();
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boost::asio::io_service& GetService () { return m_Service; };
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i2p::transport::DHKeysPair * GetNextDHKeysPair ();
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void ReuseDHKeysPair (DHKeysPair * pair);
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void SendMessage (const i2p::data::IdentHash& ident, i2p::I2NPMessage * msg);
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void SendMessages (const i2p::data::IdentHash& ident, const std::vector<i2p::I2NPMessage *>& msgs);
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void CloseSession (std::shared_ptr<const i2p::data::RouterInfo> router);
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void PeerConnected (std::shared_ptr<TransportSession> session);
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void PeerDisconnected (std::shared_ptr<TransportSession> session);
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private:
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void Run ();
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void RequestComplete (std::shared_ptr<const i2p::data::RouterInfo> r, const i2p::data::IdentHash& ident);
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void HandleRequestComplete (std::shared_ptr<const i2p::data::RouterInfo> r, const i2p::data::IdentHash& ident);
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void PostMessage (const i2p::data::IdentHash& ident, i2p::I2NPMessage * msg);
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void PostMessages (const i2p::data::IdentHash& ident, std::vector<i2p::I2NPMessage *> msgs);
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void PostCloseSession (std::shared_ptr<const i2p::data::RouterInfo> router);
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bool ConnectToPeer (const i2p::data::IdentHash& ident, Peer& peer);
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void NTCPResolve (const std::string& addr, const i2p::data::IdentHash& ident);
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void HandleNTCPResolve (const boost::system::error_code& ecode, boost::asio::ip::tcp::resolver::iterator it,
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const i2p::data::IdentHash& ident, std::shared_ptr<boost::asio::ip::tcp::resolver> resolver);
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void DetectExternalIP ();
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private:
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bool m_IsRunning;
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std::thread * m_Thread;
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boost::asio::io_service m_Service;
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boost::asio::io_service::work m_Work;
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NTCPServer * m_NTCPServer;
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SSUServer * m_SSUServer;
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std::map<i2p::data::IdentHash, Peer> m_Peers;
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DHKeysPairSupplier m_DHKeysPairSupplier;
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public:
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// for HTTP only
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const NTCPServer * GetNTCPServer () const { return m_NTCPServer; };
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const SSUServer * GetSSUServer () const { return m_SSUServer; };
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const decltype(m_Peers)& GetPeers () const { return m_Peers; };
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};
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extern Transports transports;
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}
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}
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#endif
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