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handle SessionConfirmed

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orignal 2018-07-09 15:56:23 -04:00
parent 5218c8584f
commit 00c71dc26a
2 changed files with 101 additions and 20 deletions
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7
libi2pd/NTCP2.h
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@ -33,14 +33,15 @@ namespace transport
void MixKey (const uint8_t * inputKeyMaterial, uint8_t * derived);
void KeyDerivationFunction1 (const uint8_t * rs, const uint8_t * priv, const uint8_t * pub); // for SessionRequest
void KeyDerivationFunction2 (const uint8_t * sessionRequest, size_t sessionRequestLen); // for SessionCreate
void KeyDerivationFunction3 (const uint8_t * staticPrivKey); // for SessionConfirmed part 2
void KDF3Alice (); // for SessionConfirmed part 2
void KDF3Bob ();
void CreateEphemeralKey ();
BN_CTX * m_Ctx;
uint8_t m_EphemeralPrivateKey[32], m_EphemeralPublicKey[32], m_RemoteEphemeralPublicKey[32]; // x25519
uint8_t m_RemoteStaticKey[32], m_IV[16], m_H[32] /*h*/, m_CK[33] /*ck*/, m_K[32] /*k*/;
uint16_t m3p2Len;
};
class NTCP2Server;
@ -76,6 +77,7 @@ namespace transport
void HandleSessionCreatedReceived (const boost::system::error_code& ecode, std::size_t bytes_transferred);
void HandleSessionCreatedPaddingReceived (const boost::system::error_code& ecode, std::size_t bytes_transferred);
void HandleSessionConfirmedSent (const boost::system::error_code& ecode, std::size_t bytes_transferred);
void HandleSessionConfirmedReceived (const boost::system::error_code& ecode, std::size_t bytes_transferred);
// data
void ReceiveLength ();
@ -98,6 +100,7 @@ namespace transport
size_t m_SessionRequestBufferLen, m_SessionCreatedBufferLen;
// data phase
uint8_t m_Kab[33], m_Kba[32], m_Sipkeysab[33], m_Sipkeysba[32];
const uint8_t * m_SendKey, * m_ReceiveKey, * m_SendSipKey, * m_ReceiveSipKey;
uint16_t m_NextReceivedLen;
uint8_t * m_NextReceivedBuffer, * m_NextSendBuffer;
uint8_t m_ReceiveIV[8], m_SendIV[8];