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resend packet with new packet number

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orignal 2022-04-16 15:42:11 -04:00
parent 8c3e716c3f
commit 43f74d4d5a
2 changed files with 72 additions and 61 deletions
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19
libi2pd/SSU2.h
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@ -115,12 +115,17 @@ namespace transport
struct SentPacket
{
Header header;
uint8_t payload[SSU2_MTU];
size_t payloadLen;
uint32_t packetNum;
uint8_t payload[SSU2_MAX_PAYLOAD_SIZE];
size_t payloadSize = 0;
uint32_t nextResendTime; // in seconds
int numResends;
int numResends = 0;
};
struct SessionConfirmedFragment
{
Header header;
uint8_t payload[SSU2_MAX_PAYLOAD_SIZE];
size_t payloadSize;
};
public:
@ -165,7 +170,7 @@ namespace transport
void KDFDataPhase (uint8_t * keydata_ab, uint8_t * keydata_ba);
void SendTokenRequest ();
void SendRetry ();
std::shared_ptr<SentPacket> SendData (const uint8_t * buf, size_t len);
uint32_t SendData (const uint8_t * buf, size_t len); // returns packet num
void SendQuickAck ();
void SendTermination ();
@ -192,7 +197,7 @@ namespace transport
SSU2Server& m_Server;
std::shared_ptr<i2p::crypto::X25519Keys> m_EphemeralKeys;
std::unique_ptr<i2p::crypto::NoiseSymmetricState> m_NoiseState;
std::unique_ptr<SentPacket> m_SessionConfirmedFragment1; // for Bob if applicable
std::unique_ptr<SessionConfirmedFragment> m_SessionConfirmedFragment1; // for Bob if applicable
std::shared_ptr<const i2p::data::RouterInfo::Address> m_Address;
boost::asio::ip::udp::endpoint m_RemoteEndpoint;
uint64_t m_DestConnID, m_SourceConnID;