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@ -1,3 +1,11 @@
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/*
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* Copyright (c) 2013-2016, The PurpleI2P Project
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*
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* This file is part of Purple i2pd project and licensed under BSD3
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*
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* See full license text in LICENSE file at top of project tree
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*/
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#include <string.h>
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#include "I2PEndian.h"
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#include "Log.h"
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@ -15,9 +23,15 @@ namespace client
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{
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}
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void I2CPDestination::SetEncryptionPrivateKey (const uint8_t * key)
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{
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memcpy (m_EncryptionPrivateKey, key, 256);
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}
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void I2CPDestination::CreateNewLeaseSet (std::vector<std::shared_ptr<i2p::tunnel::InboundTunnel> > tunnels)
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{
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i2p::data::LocalLeaseSet ls (m_Identity, m_EncryptionPublicKey, tunnels);
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i2p::data::LocalLeaseSet ls (m_Identity, m_EncryptionPrivateKey, tunnels); // we don't care about encryption key
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m_LeaseSetExpirationTime = ls.GetExpirationTime ();
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uint8_t * leases = ls.GetLeases ();
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leases[-1] = tunnels.size ();
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htobe16buf (leases - 3, m_Owner.GetSessionID ());
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@ -25,7 +39,14 @@ namespace client
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m_Owner.SendI2CPMessage (I2CP_REQUEST_VARIABLE_LEASESET_MESSAGE, leases - 3, l);
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}
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void I2CPDestination::LeaseSetCreated (const uint8_t * buf, size_t len)
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{
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auto ls = new i2p::data::LocalLeaseSet (m_Identity, buf, len);
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ls->SetExpirationTime (m_LeaseSetExpirationTime);
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SetLeaseSet (ls);
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}
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I2CPSession::I2CPSession (I2CPServer& owner, std::shared_ptr<boost::asio::ip::tcp::socket> socket):
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m_Owner (owner), m_Socket (socket),
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m_NextMessage (nullptr), m_NextMessageLen (0), m_NextMessageOffset (0),
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@ -174,11 +195,29 @@ namespace client
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m_Destination = std::make_shared<I2CPDestination>(*this, nullptr, false);
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}
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void I2CPSession::CreateLeaseSetMessageHandler (const uint8_t * buf, size_t len)
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{
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uint16_t sessionID = bufbe16toh (buf);
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if (sessionID == m_SessionID)
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{
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size_t offset = 2;
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if (m_Destination)
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{
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m_Destination->SetEncryptionPrivateKey (buf + offset);
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offset += 256;
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m_Destination->LeaseSetCreated (buf + offset, len - offset);
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}
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}
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else
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LogPrint (eLogError, "I2CP: unexpected sessionID ", sessionID);
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}
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I2CPServer::I2CPServer (const std::string& interface, int port)
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{
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memset (m_MessagesHandlers, 0, sizeof (m_MessagesHandlers));
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m_MessagesHandlers[I2CP_GET_DATE_MESSAGE] = &I2CPSession::GetDateMessageHandler;
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m_MessagesHandlers[I2CP_CREATE_SESSION_MESSAGE ] = &I2CPSession::CreateSessionMessageHandler;
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m_MessagesHandlers[I2CP_CREATE_SESSION_MESSAGE] = &I2CPSession::CreateSessionMessageHandler;
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m_MessagesHandlers[I2CP_CREATE_LEASESET_MESSAGE] = &I2CPSession::CreateLeaseSetMessageHandler;
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}
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}
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}
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