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don't create encryption for new transit tunnel immediately

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orignal 2022-12-25 09:36:16 -05:00
parent 6376328c98
commit 5ef5f5a170
4 changed files with 30 additions and 23 deletions
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21
libi2pd/TransitTunnel.cpp
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2013-2021, The PurpleI2P Project
* Copyright (c) 2013-2022, The PurpleI2P Project
*
* This file is part of Purple i2pd project and licensed under BSD3
*
@ -20,16 +20,21 @@ namespace i2p
namespace tunnel
{
TransitTunnel::TransitTunnel (uint32_t receiveTunnelID,
const uint8_t * nextIdent, uint32_t nextTunnelID,
const uint8_t * layerKey,const uint8_t * ivKey):
TunnelBase (receiveTunnelID, nextTunnelID, nextIdent)
const i2p::data::IdentHash& nextIdent, uint32_t nextTunnelID,
const i2p::crypto::AESKey& layerKey, const i2p::crypto::AESKey& ivKey):
TunnelBase (receiveTunnelID, nextTunnelID, nextIdent),
m_LayerKey (layerKey), m_IVKey (ivKey)
{
m_Encryption.SetKeys (layerKey, ivKey);
}
void TransitTunnel::EncryptTunnelMsg (std::shared_ptr<const I2NPMessage> in, std::shared_ptr<I2NPMessage> out)
{
m_Encryption.Encrypt (in->GetPayload () + 4, out->GetPayload () + 4);
if (!m_Encryption)
{
m_Encryption.reset (new i2p::crypto::TunnelEncryption);
m_Encryption->SetKeys (m_LayerKey, m_IVKey);
}
m_Encryption->Encrypt (in->GetPayload () + 4, out->GetPayload () + 4);
i2p::transport::transports.UpdateTotalTransitTransmittedBytes (TUNNEL_DATA_MSG_SIZE);
}
@ -94,8 +99,8 @@ namespace tunnel
}
std::shared_ptr<TransitTunnel> CreateTransitTunnel (uint32_t receiveTunnelID,
const uint8_t * nextIdent, uint32_t nextTunnelID,
const uint8_t * layerKey,const uint8_t * ivKey,
const i2p::data::IdentHash& nextIdent, uint32_t nextTunnelID,
const i2p::crypto::AESKey& layerKey, const i2p::crypto::AESKey& ivKey,
bool isGateway, bool isEndpoint)
{
if (isEndpoint)