I2P: End-to-End encrypted and anonymous Internet https://i2pd.website/
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/*
* Copyright (c) 2013-2020, 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
*/
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#ifndef TUNNEL_GATEWAY_H__
#define TUNNEL_GATEWAY_H__
#include <inttypes.h>
#include <vector>
#include <memory>
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#include "I2NPProtocol.h"
#include "TunnelBase.h"
namespace i2p
{
namespace tunnel
{
class TunnelGatewayBuffer
{
public:
TunnelGatewayBuffer ();
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~TunnelGatewayBuffer ();
void PutI2NPMsg (const TunnelMessageBlock& block);
const std::vector<std::shared_ptr<const I2NPMessage> >& GetTunnelDataMsgs () const { return m_TunnelDataMsgs; };
void ClearTunnelDataMsgs ();
void CompleteCurrentTunnelDataMessage ();
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private:
void CreateCurrentTunnelDataMessage ();
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private:
std::vector<std::shared_ptr<const I2NPMessage> > m_TunnelDataMsgs;
std::shared_ptr<I2NPMessage> m_CurrentTunnelDataMsg;
size_t m_RemainingSize;
uint8_t m_NonZeroRandomBuffer[TUNNEL_DATA_MAX_PAYLOAD_SIZE];
};
class TunnelGateway
{
public:
TunnelGateway (TunnelBase * tunnel):
m_Tunnel (tunnel), m_NumSentBytes (0) {};
void SendTunnelDataMsg (const TunnelMessageBlock& block);
void PutTunnelDataMsg (const TunnelMessageBlock& block);
void SendBuffer ();
size_t GetNumSentBytes () const { return m_NumSentBytes; };
private:
TunnelBase * m_Tunnel;
TunnelGatewayBuffer m_Buffer;
size_t m_NumSentBytes;
};
}
}
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#endif