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use pre-calculated x25519 ephemeral keys for ratchets

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orignal 2020-06-30 13:00:41 -04:00
parent 1f31fdc257
commit 5f1e66d64b
3 changed files with 50 additions and 17 deletions
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4
libi2pd/ECIESX25519AEADRatchetSession.h
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@ -122,7 +122,7 @@ namespace garlic
struct DHRatchet
{
int keyID = 0;
i2p::crypto::X25519Keys key;
std::shared_ptr<i2p::crypto::X25519Keys> key;
uint8_t remote[32]; // last remote public key
bool newKey = true;
};
@ -180,7 +180,7 @@ namespace garlic
uint8_t m_H[32], m_CK[64] /* [chainkey, key] */, m_RemoteStaticKey[32];
uint8_t m_Aepk[32]; // Alice's ephemeral keys, for incoming only
uint8_t m_NSREncodedKey[32], m_NSRH[32], m_NSRKey[32]; // new session reply, for incoming only
i2p::crypto::X25519Keys m_EphemeralKeys;
std::shared_ptr<i2p::crypto::X25519Keys> m_EphemeralKeys;
SessionState m_State = eSessionStateNew;
uint64_t m_SessionCreatedTimestamp = 0, m_LastActivityTimestamp = 0; // incoming
std::shared_ptr<RatchetTagSet> m_SendTagset, m_NSRSendTagset;