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implement SSU2HolPunchSession

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orignal 2024-10-16 08:28:25 -04:00
parent ec1f41b13c
commit 97fdedfbe3
5 changed files with 88 additions and 49 deletions
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5
libi2pd/SSU2Session.h
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@ -112,6 +112,7 @@ namespace transport
eSSU2SessionStateTerminated,
eSSU2SessionStateFailed,
eSSU2SessionStateIntroduced,
eSSU2SessionStateHolePunch,
eSSU2SessionStatePeerTest,
eSSU2SessionStateTokenRequestReceived
};
@ -295,6 +296,8 @@ namespace transport
size_t CreateAddressBlock (uint8_t * buf, size_t len, const boost::asio::ip::udp::endpoint& ep);
size_t CreatePaddingBlock (uint8_t * buf, size_t len, size_t minSize = 0);
size_t CreatePeerTestBlock (uint8_t * buf, size_t len, uint8_t msg, SSU2PeerTestCode code, const uint8_t * routerHash, const uint8_t * signedData, size_t signedDataLen);
size_t CreateRelayResponseBlock (uint8_t * buf, size_t len, SSU2RelayResponseCode code, uint32_t nonce, uint64_t token, bool v4);
private:
@ -320,7 +323,6 @@ namespace transport
uint32_t SendData (const uint8_t * buf, size_t len, uint8_t flags = 0); // returns packet num
void SendQuickAck ();
void SendTermination ();
void SendHolePunch (uint32_t nonce, const boost::asio::ip::udp::endpoint& ep, const uint8_t * introKey, uint64_t token);
void SendPathResponse (const uint8_t * data, size_t len);
void SendPathChallenge ();
@ -352,7 +354,6 @@ namespace transport
size_t CreateFirstFragmentBlock (uint8_t * buf, size_t len, std::shared_ptr<I2NPMessage> msg);
size_t CreateFollowOnFragmentBlock (uint8_t * buf, size_t len, std::shared_ptr<I2NPMessage> msg, uint8_t& fragmentNum, uint32_t msgID);
size_t CreateRelayIntroBlock (uint8_t * buf, size_t len, const uint8_t * introData, size_t introDataLen);
size_t CreateRelayResponseBlock (uint8_t * buf, size_t len, SSU2RelayResponseCode code, uint32_t nonce, uint64_t token, bool v4);
size_t CreatePeerTestBlock (uint8_t * buf, size_t len, uint32_t nonce); // Alice
size_t CreateTerminationBlock (uint8_t * buf, size_t len);