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CreateLeaseSetMessage

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orignal 2016-05-30 12:56:42 -04:00
parent 6a453bcc8a
commit a062bca431
6 changed files with 70 additions and 9 deletions
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45
I2CP.cpp
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@ -1,3 +1,11 @@
/*
* Copyright (c) 2013-2016, 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
*/
#include <string.h>
#include "I2PEndian.h"
#include "Log.h"
@ -15,9 +23,15 @@ namespace client
{
}
void I2CPDestination::SetEncryptionPrivateKey (const uint8_t * key)
{
memcpy (m_EncryptionPrivateKey, key, 256);
}
void I2CPDestination::CreateNewLeaseSet (std::vector<std::shared_ptr<i2p::tunnel::InboundTunnel> > tunnels)
{
i2p::data::LocalLeaseSet ls (m_Identity, m_EncryptionPublicKey, tunnels);
i2p::data::LocalLeaseSet ls (m_Identity, m_EncryptionPrivateKey, tunnels); // we don't care about encryption key
m_LeaseSetExpirationTime = ls.GetExpirationTime ();
uint8_t * leases = ls.GetLeases ();
leases[-1] = tunnels.size ();
htobe16buf (leases - 3, m_Owner.GetSessionID ());
@ -25,7 +39,14 @@ namespace client
m_Owner.SendI2CPMessage (I2CP_REQUEST_VARIABLE_LEASESET_MESSAGE, leases - 3, l);
}
void I2CPDestination::LeaseSetCreated (const uint8_t * buf, size_t len)
{
auto ls = new i2p::data::LocalLeaseSet (m_Identity, buf, len);
ls->SetExpirationTime (m_LeaseSetExpirationTime);
SetLeaseSet (ls);
}
I2CPSession::I2CPSession (I2CPServer& owner, std::shared_ptr<boost::asio::ip::tcp::socket> socket):
m_Owner (owner), m_Socket (socket),
m_NextMessage (nullptr), m_NextMessageLen (0), m_NextMessageOffset (0),
@ -174,11 +195,29 @@ namespace client
m_Destination = std::make_shared<I2CPDestination>(*this, nullptr, false);
}
void I2CPSession::CreateLeaseSetMessageHandler (const uint8_t * buf, size_t len)
{
uint16_t sessionID = bufbe16toh (buf);
if (sessionID == m_SessionID)
{
size_t offset = 2;
if (m_Destination)
{
m_Destination->SetEncryptionPrivateKey (buf + offset);
offset += 256;
m_Destination->LeaseSetCreated (buf + offset, len - offset);
}
}
else
LogPrint (eLogError, "I2CP: unexpected sessionID ", sessionID);
}
I2CPServer::I2CPServer (const std::string& interface, int port)
{
memset (m_MessagesHandlers, 0, sizeof (m_MessagesHandlers));
m_MessagesHandlers[I2CP_GET_DATE_MESSAGE] = &I2CPSession::GetDateMessageHandler;
m_MessagesHandlers[I2CP_CREATE_SESSION_MESSAGE ] = &I2CPSession::CreateSessionMessageHandler;
m_MessagesHandlers[I2CP_CREATE_SESSION_MESSAGE] = &I2CPSession::CreateSessionMessageHandler;
m_MessagesHandlers[I2CP_CREATE_LEASESET_MESSAGE] = &I2CPSession::CreateLeaseSetMessageHandler;
}
}
}