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store out of sequence packet numbers

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orignal 2022-03-30 12:31:24 -04:00
parent 064b8042a5
commit dd774b8dfd
2 changed files with 40 additions and 9 deletions
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5
libi2pd/SSU2.h
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@ -11,6 +11,7 @@
#include <memory>
#include <map>
#include <set>
#include <unordered_map>
#include <boost/asio.hpp>
#include "Crypto.h"
@ -134,10 +135,11 @@ namespace transport
void SendQuickAck ();
void SendTermination ();
void HandlePayload (const uint8_t * buf, size_t len);
bool HandlePayload (const uint8_t * buf, size_t len); // returns true is contains data
bool ExtractEndpoint (const uint8_t * buf, size_t size, boost::asio::ip::udp::endpoint& ep);
std::shared_ptr<const i2p::data::RouterInfo> ExtractRouterInfo (const uint8_t * buf, size_t size);
void CreateNonce (uint64_t seqn, uint8_t * nonce);
void UpdateReceivePacketNum (uint32_t packetNum); // for Ack
size_t CreateAddressBlock (const boost::asio::ip::udp::endpoint& ep, uint8_t * buf, size_t len);
size_t CreateAckBlock (uint8_t * buf, size_t len);
@ -154,6 +156,7 @@ namespace transport
SSU2SessionState m_State;
uint8_t m_KeyDataSend[64], m_KeyDataReceive[64];
uint32_t m_SendPacketNum, m_ReceivePacketNum;
std::set<uint32_t> m_OutOfSequencePackets; // packet nums > receive packet num
i2p::I2NPMessagesHandler m_Handler;
};