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use separate pointer to second fragment of incomplete message

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orignal
2023-01-15 22:50:54 -05:00
parent 324ace103b
commit 993dc72ce6
2 changed files with 55 additions and 22 deletions
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6
libi2pd/SSU2Session.h
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@@ -177,9 +177,12 @@ namespace transport
std::shared_ptr<I2NPMessage> msg;
int nextFragmentNum;
uint32_t lastFragmentInsertTime; // in seconds
std::map<int, std::shared_ptr<Fragment> > outOfSequenceFragments;
std::shared_ptr<Fragment> secondFragment; // fragment #1
std::unique_ptr<std::map<int, std::shared_ptr<Fragment> > > outOfSequenceFragments; // fragments #2 and more
void AttachNextFragment (const uint8_t * fragment, size_t fragmentSize);
bool ConcatOutOfSequenceFragments (); // true if message complete
void AddOutOfSequenceFragment (int fragmentNum, std::shared_ptr<Fragment> fragment);
};
struct SSU2SentPacket
@@ -306,7 +309,6 @@ namespace transport
bool UpdateReceivePacketNum (uint32_t packetNum); // for Ack, returns false if duplicate
void HandleFirstFragment (const uint8_t * buf, size_t len);
void HandleFollowOnFragment (const uint8_t * buf, size_t len);
bool ConcatOutOfSequenceFragments (std::shared_ptr<SSU2IncompleteMessage> m); // true if message complete
void HandleRelayRequest (const uint8_t * buf, size_t len);
void HandleRelayIntro (const uint8_t * buf, size_t len, int attempts = 0);
void HandleRelayResponse (const uint8_t * buf, size_t len);