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KDF for session request

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orignal 2022-03-04 21:51:40 -05:00
parent f6ba776c12
commit 35542d803c
2 changed files with 58 additions and 42 deletions
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30
libi2pd/SSU2.h
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@ -27,12 +27,24 @@ namespace transport
enum SSU2MessageType
{
eSSU2SessionRequest = 0
eSSU2SessionRequest = 0,
eSSU2SessionCreated = 1
};
class SSU2Server;
class SSU2Session: public TransportSession, public std::enable_shared_from_this<SSU2Session>
{
union Header2
{
uint64_t ll;
uint8_t buf[8];
struct
{
uint8_t packetNum[4];
uint8_t type;
uint8_t flags[3];
} h;
};
union Header
{
uint64_t ll[2];
@ -40,9 +52,7 @@ namespace transport
struct
{
uint64_t connID;
uint8_t packetNum[4];
uint8_t type;
uint8_t flags[3];
Header2 h2;
} h;
};
@ -52,12 +62,12 @@ namespace transport
std::shared_ptr<const i2p::data::RouterInfo::Address> addr = nullptr, bool peerTest = false);
~SSU2Session ();
bool ProcessSessionCreated (uint8_t * buf, size_t len);
private:
void SendSessionRequest ();
void EncryptHeader (Header& h);
void CreateHeaderMask (const uint8_t * kh1, const uint8_t * nonce1, const uint8_t * kh2, const uint8_t * nonce2);
private:
SSU2Server& m_Server;
@ -65,12 +75,6 @@ namespace transport
std::unique_ptr<i2p::crypto::NoiseSymmetricState> m_NoiseState;
std::shared_ptr<const i2p::data::RouterInfo::Address> m_Address;
uint64_t m_DestConnID, m_SourceConnID;
union
{
uint64_t ll[2];
uint8_t buf[16];
} m_HeaderMask;
};
class SSU2Server