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pre-calculate ephemeral keys for x25519

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orignal 2020-06-29 20:02:09 -04:00
parent df9965e129
commit 1f31fdc257
4 changed files with 57 additions and 30 deletions
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8
libi2pd/NTCP2.cpp
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@ -83,7 +83,7 @@ namespace transport
void NTCP2Establisher::KDF1Alice ()
{
KeyDerivationFunction1 (m_RemoteStaticKey, m_EphemeralKeys, m_RemoteStaticKey, GetPub ());
KeyDerivationFunction1 (m_RemoteStaticKey, *m_EphemeralKeys, m_RemoteStaticKey, GetPub ());
}
void NTCP2Establisher::KDF1Bob ()
@ -102,7 +102,7 @@ namespace transport
// x25519 between remote pub and ephemaral priv
uint8_t inputKeyMaterial[32];
m_EphemeralKeys.Agree (GetRemotePub (), inputKeyMaterial);
m_EphemeralKeys->Agree (GetRemotePub (), inputKeyMaterial);
MixKey (inputKeyMaterial);
}
@ -127,13 +127,13 @@ namespace transport
void NTCP2Establisher::KDF3Bob ()
{
uint8_t inputKeyMaterial[32];
m_EphemeralKeys.Agree (m_RemoteStaticKey, inputKeyMaterial);
m_EphemeralKeys->Agree (m_RemoteStaticKey, inputKeyMaterial);
MixKey (inputKeyMaterial);
}
void NTCP2Establisher::CreateEphemeralKey ()
{
m_EphemeralKeys.GenerateKeys ();
m_EphemeralKeys = i2p::transport::transports.GetNextX25519KeysPair ();
}
void NTCP2Establisher::CreateSessionRequestMessage ()