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handle existing session message

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orignal 2020-02-03 16:21:07 -05:00
parent 2d154ee640
commit b982be5ff5
4 changed files with 68 additions and 35 deletions
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17
libi2pd/ECIESX25519AEADRatchetSession.h
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@ -54,17 +54,16 @@ namespace garlic
{
eSessionStateNew =0,
eSessionStateNewSessionReceived,
eSessionStateNewSessionSent
eSessionStateNewSessionSent,
eSessionStateEstablished
};
public:
typedef std::function<void (const uint8_t * buf, size_t len)> CloveHandler;
ECIESX25519AEADRatchetSession (GarlicDestination * owner);
~ECIESX25519AEADRatchetSession ();
bool HandleNextMessage (const uint8_t * buf, size_t len, CloveHandler handleClove);
bool HandleNextMessage (const uint8_t * buf, size_t len, int index = 0);
std::shared_ptr<I2NPMessage> WrapSingleMessage (std::shared_ptr<const I2NPMessage> msg);
const uint8_t * GetRemoteStaticKey () const { return m_RemoteStaticKey; }
@ -82,9 +81,10 @@ namespace garlic
bool GenerateEphemeralKeysAndEncode (uint8_t * buf); // buf is 32 bytes
uint64_t CreateNewSessionTag () const;
bool HandleNewIncomingSession (const uint8_t * buf, size_t len, CloveHandler handleClove);
bool HandleNewOutgoingSessionReply (const uint8_t * buf, size_t len, CloveHandler handleClove);
void HandlePayload (const uint8_t * buf, size_t len, CloveHandler& handleClove);
bool HandleNewIncomingSession (const uint8_t * buf, size_t len);
bool HandleNewOutgoingSessionReply (const uint8_t * buf, size_t len);
bool HandleExistingSessionMessage (const uint8_t * buf, size_t len, int index);
void HandlePayload (const uint8_t * buf, size_t len);
bool NewOutgoingSessionMessage (const uint8_t * payload, size_t len, uint8_t * out, size_t outLen);
bool NewSessionReplyMessage (const uint8_t * payload, size_t len, uint8_t * out, size_t outLen);
@ -97,7 +97,8 @@ namespace garlic
uint8_t m_Aepk[32]; // Alice's ephemeral keys TODO: for incoming only
i2p::crypto::X25519Keys m_EphemeralKeys;
SessionState m_State = eSessionStateNew;
RatchetTagSet m_TagsetAB, m_TagsetBA;
RatchetTagSet m_SendTagset, m_ReceiveTagset;
uint8_t m_SendKey[32], m_ReceiveKey[32];
std::unique_ptr<i2p::data::IdentHash> m_Destination;// TODO: might not need it
};
}