mirror of https://github.com/PurpleI2P/i2pd
commit
75f6cc4319
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#include "Destination.h"
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#include "Identity.h"
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#include "ClientContext.h"
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#include "I2PService.h"
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namespace i2p
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{
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namespace client
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{
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static const i2p::data::SigningKeyType I2P_SERVICE_DEFAULT_KEY_TYPE = i2p::data::SIGNING_KEY_TYPE_ECDSA_SHA256_P256;
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I2PService::I2PService (ClientDestination * localDestination):
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m_LocalDestination (localDestination ? localDestination :
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i2p::client::context.CreateNewLocalDestination (false, I2P_SERVICE_DEFAULT_KEY_TYPE))
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{
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}
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I2PService::I2PService (i2p::data::SigningKeyType kt):
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m_LocalDestination (i2p::client::context.CreateNewLocalDestination (false, kt))
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{
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}
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void I2PService::CreateStream (StreamRequestComplete streamRequestComplete, const std::string& dest, int port) {
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assert(streamRequestComplete);
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i2p::data::IdentHash identHash;
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if (i2p::client::context.GetAddressBook ().GetIdentHash (dest, identHash))
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m_LocalDestination->CreateStream (streamRequestComplete, identHash, port);
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else
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{
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LogPrint (eLogWarning, "Remote destination ", dest, " not found");
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streamRequestComplete (nullptr);
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}
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}
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}
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}
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#ifndef I2PSERVICE_H__
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#define I2PSERVICE_H__
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#include <atomic>
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#include <mutex>
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#include <unordered_set>
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#include <memory>
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#include <boost/asio.hpp>
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#include "Destination.h"
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#include "Identity.h"
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namespace i2p
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{
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namespace client
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{
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class I2PServiceHandler;
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class I2PService
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{
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public:
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I2PService (ClientDestination * localDestination = nullptr);
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I2PService (i2p::data::SigningKeyType kt);
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virtual ~I2PService () { ClearHandlers (); }
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inline void AddHandler (std::shared_ptr<I2PServiceHandler> conn) {
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std::unique_lock<std::mutex> l(m_HandlersMutex);
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m_Handlers.insert(conn);
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}
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inline void RemoveHandler (std::shared_ptr<I2PServiceHandler> conn) {
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std::unique_lock<std::mutex> l(m_HandlersMutex);
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m_Handlers.erase(conn);
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}
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inline void ClearHandlers () {
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std::unique_lock<std::mutex> l(m_HandlersMutex);
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m_Handlers.clear();
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}
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inline ClientDestination * GetLocalDestination () { return m_LocalDestination; };
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inline void SetLocalDestination (ClientDestination * dest) { m_LocalDestination = dest; };
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void CreateStream (StreamRequestComplete streamRequestComplete, const std::string& dest, int port = 0);
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inline boost::asio::io_service& GetService () { return m_LocalDestination->GetService (); };
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virtual void Start () = 0;
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virtual void Stop () = 0;
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private:
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ClientDestination * m_LocalDestination;
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std::unordered_set<std::shared_ptr<I2PServiceHandler> > m_Handlers;
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std::mutex m_HandlersMutex;
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};
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/*Simple interface for I2PHandlers, allows detection of finalization amongst other things */
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class I2PServiceHandler
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{
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public:
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I2PServiceHandler(I2PService * parent) : m_Service(parent), m_Dead(false) { }
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virtual ~I2PServiceHandler() { }
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protected:
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// Call when terminating or handing over to avoid race conditions
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inline bool Kill() { return m_Dead.exchange(true); }
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// Call to know if the handler is dead
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inline bool Dead() { return m_Dead; }
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// Call when done to clean up (make sure Kill is called first)
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inline void Done(std::shared_ptr<I2PServiceHandler> me) { if(m_Service) m_Service->RemoveHandler(me); }
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// Call to talk with the owner
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inline I2PService * GetOwner() { return m_Service; }
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private:
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I2PService *m_Service;
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std::atomic<bool> m_Dead; //To avoid cleaning up multiple times
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};
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}
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}
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#endif
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