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receive incoming SSU2 packets

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orignal 2022-03-14 19:25:59 -04:00
parent b3c2e86436
commit 7b72d91549
2 changed files with 45 additions and 1 deletions
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11
libi2pd/SSU2.h
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@ -24,6 +24,7 @@ namespace transport
const int SSU2_TERMINATION_TIMEOUT = 330; // 5.5 minutes
const size_t SSU2_SOCKET_RECEIVE_BUFFER_SIZE = 0x1FFFF; // 128K
const size_t SSU2_SOCKET_SEND_BUFFER_SIZE = 0x1FFFF; // 128K
const size_t SSU2_MTU = 1488;
enum SSU2MessageType
{
@ -78,6 +79,13 @@ namespace transport
class SSU2Server: private i2p::util::RunnableServiceWithWork
{
struct Packet
{
uint8_t buf[SSU2_MTU];
size_t len;
boost::asio::ip::udp::endpoint from;
};
public:
SSU2Server ();
@ -96,6 +104,8 @@ namespace transport
private:
void OpenSocket (int port);
void Receive ();
void HandleReceivedFrom (const boost::system::error_code& ecode, size_t bytes_transferred, Packet * packet);
void ProcessNextPacket (uint8_t * buf, size_t len, const boost::asio::ip::udp::endpoint& senderEndpoint);
private:
@ -103,6 +113,7 @@ namespace transport
boost::asio::ip::udp::socket m_Socket;
std::unordered_map<uint64_t, std::shared_ptr<SSU2Session> > m_Sessions;
std::map<boost::asio::ip::udp::endpoint, std::shared_ptr<SSU2Session> > m_PendingOutgoingSessions;
i2p::util::MemoryPoolMt<Packet> m_PacketsPool;
};
}
}