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This commit is contained in:
Anatolii Cherednichenko 2022-08-30 02:11:28 +03:00
parent 3ddb370718
commit 55534ea002
140 changed files with 46068 additions and 48277 deletions
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139
libi2pd/TransitTunnel.h
View file

@ -19,95 +19,98 @@
#include "TunnelGateway.h"
#include "TunnelBase.h"
namespace i2p
{
namespace tunnel
{
class TransitTunnel: public TunnelBase
{
public:
namespace i2p {
namespace tunnel {
class TransitTunnel : public TunnelBase {
public:
TransitTunnel (uint32_t receiveTunnelID,
const uint8_t * nextIdent, uint32_t nextTunnelID,
const uint8_t * layerKey,const uint8_t * ivKey);
TransitTunnel(uint32_t receiveTunnelID,
const uint8_t *nextIdent, uint32_t nextTunnelID,
const uint8_t *layerKey, const uint8_t *ivKey);
virtual size_t GetNumTransmittedBytes () const { return 0; };
virtual size_t GetNumTransmittedBytes() const { return 0; };
// implements TunnelBase
void SendTunnelDataMsg (std::shared_ptr<i2p::I2NPMessage> msg);
void HandleTunnelDataMsg (std::shared_ptr<i2p::I2NPMessage>&& tunnelMsg);
void EncryptTunnelMsg (std::shared_ptr<const I2NPMessage> in, std::shared_ptr<I2NPMessage> out);
private:
// implements TunnelBase
void SendTunnelDataMsg(std::shared_ptr<i2p::I2NPMessage> msg);
i2p::crypto::TunnelEncryption m_Encryption;
};
void HandleTunnelDataMsg(std::shared_ptr<i2p::I2NPMessage> &&tunnelMsg);
class TransitTunnelParticipant: public TransitTunnel
{
public:
void EncryptTunnelMsg(std::shared_ptr<const I2NPMessage> in, std::shared_ptr<I2NPMessage> out);
TransitTunnelParticipant (uint32_t receiveTunnelID,
const uint8_t * nextIdent, uint32_t nextTunnelID,
const uint8_t * layerKey,const uint8_t * ivKey):
TransitTunnel (receiveTunnelID, nextIdent, nextTunnelID,
layerKey, ivKey), m_NumTransmittedBytes (0) {};
~TransitTunnelParticipant ();
private:
size_t GetNumTransmittedBytes () const { return m_NumTransmittedBytes; };
void HandleTunnelDataMsg (std::shared_ptr<i2p::I2NPMessage>&& tunnelMsg);
void FlushTunnelDataMsgs ();
i2p::crypto::TunnelEncryption m_Encryption;
};
private:
class TransitTunnelParticipant : public TransitTunnel {
public:
size_t m_NumTransmittedBytes;
std::vector<std::shared_ptr<i2p::I2NPMessage> > m_TunnelDataMsgs;
};
TransitTunnelParticipant(uint32_t receiveTunnelID,
const uint8_t *nextIdent, uint32_t nextTunnelID,
const uint8_t *layerKey, const uint8_t *ivKey) :
TransitTunnel(receiveTunnelID, nextIdent, nextTunnelID,
layerKey, ivKey), m_NumTransmittedBytes(0) {};
class TransitTunnelGateway: public TransitTunnel
{
public:
~TransitTunnelParticipant();
TransitTunnelGateway (uint32_t receiveTunnelID,
const uint8_t * nextIdent, uint32_t nextTunnelID,
const uint8_t * layerKey,const uint8_t * ivKey):
TransitTunnel (receiveTunnelID, nextIdent, nextTunnelID,
layerKey, ivKey), m_Gateway(this) {};
size_t GetNumTransmittedBytes() const { return m_NumTransmittedBytes; };
void SendTunnelDataMsg (std::shared_ptr<i2p::I2NPMessage> msg);
void FlushTunnelDataMsgs ();
size_t GetNumTransmittedBytes () const { return m_Gateway.GetNumSentBytes (); };
void HandleTunnelDataMsg(std::shared_ptr<i2p::I2NPMessage> &&tunnelMsg);
private:
void FlushTunnelDataMsgs();
std::mutex m_SendMutex;
TunnelGateway m_Gateway;
};
private:
class TransitTunnelEndpoint: public TransitTunnel
{
public:
size_t m_NumTransmittedBytes;
std::vector<std::shared_ptr<i2p::I2NPMessage> > m_TunnelDataMsgs;
};
TransitTunnelEndpoint (uint32_t receiveTunnelID,
const uint8_t * nextIdent, uint32_t nextTunnelID,
const uint8_t * layerKey,const uint8_t * ivKey):
TransitTunnel (receiveTunnelID, nextIdent, nextTunnelID, layerKey, ivKey),
m_Endpoint (false) {}; // transit endpoint is always outbound
class TransitTunnelGateway : public TransitTunnel {
public:
void Cleanup () { m_Endpoint.Cleanup (); }
TransitTunnelGateway(uint32_t receiveTunnelID,
const uint8_t *nextIdent, uint32_t nextTunnelID,
const uint8_t *layerKey, const uint8_t *ivKey) :
TransitTunnel(receiveTunnelID, nextIdent, nextTunnelID,
layerKey, ivKey), m_Gateway(this) {};
void HandleTunnelDataMsg (std::shared_ptr<i2p::I2NPMessage>&& tunnelMsg);
size_t GetNumTransmittedBytes () const { return m_Endpoint.GetNumReceivedBytes (); }
void SendTunnelDataMsg(std::shared_ptr<i2p::I2NPMessage> msg);
private:
void FlushTunnelDataMsgs();
TunnelEndpoint m_Endpoint;
};
size_t GetNumTransmittedBytes() const { return m_Gateway.GetNumSentBytes(); };
std::shared_ptr<TransitTunnel> CreateTransitTunnel (uint32_t receiveTunnelID,
const uint8_t * nextIdent, uint32_t nextTunnelID,
const uint8_t * layerKey,const uint8_t * ivKey,
bool isGateway, bool isEndpoint);
}
private:
std::mutex m_SendMutex;
TunnelGateway m_Gateway;
};
class TransitTunnelEndpoint : public TransitTunnel {
public:
TransitTunnelEndpoint(uint32_t receiveTunnelID,
const uint8_t *nextIdent, uint32_t nextTunnelID,
const uint8_t *layerKey, const uint8_t *ivKey) :
TransitTunnel(receiveTunnelID, nextIdent, nextTunnelID, layerKey, ivKey),
m_Endpoint(false) {}; // transit endpoint is always outbound
void Cleanup() { m_Endpoint.Cleanup(); }
void HandleTunnelDataMsg(std::shared_ptr<i2p::I2NPMessage> &&tunnelMsg);
size_t GetNumTransmittedBytes() const { return m_Endpoint.GetNumReceivedBytes(); }
private:
TunnelEndpoint m_Endpoint;
};
std::shared_ptr<TransitTunnel> CreateTransitTunnel(uint32_t receiveTunnelID,
const uint8_t *nextIdent, uint32_t nextTunnelID,
const uint8_t *layerKey, const uint8_t *ivKey,
bool isGateway, bool isEndpoint);
}
}
#endif