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pull/1277/head
orignal 6 years ago
parent
commit
089cbbc20a
  1. 37
      libi2pd/NTCP2.cpp
  2. 6
      libi2pd/NTCP2.h

37
libi2pd/NTCP2.cpp

@ -1023,6 +1023,41 @@ namespace transport
void NTCP2Session::SendQueue () void NTCP2Session::SendQueue ()
{ {
if (!m_SendQueue.empty ()) if (!m_SendQueue.empty ())
{
auto buf = m_Server.NewNTCP2FrameBuffer ();
uint8_t * payload = buf->data ();
size_t s = 0;
// add I2NP blocks
while (!m_SendQueue.empty ())
{
auto msg = m_SendQueue.front ();
size_t len = msg->GetNTCP2Length ();
if (s + len + 3 <= NTCP2_UNENCRYPTED_FRAME_MAX_SIZE) // 3 bytes block header
{
payload[s] = eNTCP2BlkI2NPMessage; // blk
htobe16buf (payload + s + 1, len); // size
s += 3;
msg->ToNTCP2 ();
memcpy (payload + s, msg->GetNTCP2Header (), len);
s += len;
m_SendQueue.pop_front ();
}
else if (len + 3 > NTCP2_UNENCRYPTED_FRAME_MAX_SIZE)
{
LogPrint (eLogError, "NTCP2: I2NP message of size ", len, " can't be sent. Dropped");
m_SendQueue.pop_front ();
}
else
break;
}
// add padding block
s += CreatePaddingBlock (s, payload + s, NTCP2_UNENCRYPTED_FRAME_MAX_SIZE - s);
// send
SendNextFrame (payload, s);
m_Server.DeleteNTCP2FrameBuffer (buf);
}
/* if (!m_SendQueue.empty ())
{ {
std::vector<std::shared_ptr<I2NPMessage> > msgs; std::vector<std::shared_ptr<I2NPMessage> > msgs;
size_t s = 0; size_t s = 0;
@ -1045,7 +1080,7 @@ namespace transport
break; break;
} }
SendI2NPMsgs (msgs); SendI2NPMsgs (msgs);
} } */
} }
size_t NTCP2Session::CreatePaddingBlock (size_t msgLen, uint8_t * buf, size_t len) size_t NTCP2Session::CreatePaddingBlock (size_t msgLen, uint8_t * buf, size_t len)

6
libi2pd/NTCP2.h

@ -217,6 +217,7 @@ namespace transport
std::list<std::shared_ptr<I2NPMessage> > m_SendQueue; std::list<std::shared_ptr<I2NPMessage> > m_SendQueue;
}; };
typedef std::array<uint8_t, NTCP2_UNENCRYPTED_FRAME_MAX_SIZE> NTCP2FrameBuffer; // TODO: remove
class NTCP2Server class NTCP2Server
{ {
public: public:
@ -235,6 +236,9 @@ namespace transport
void Connect(const boost::asio::ip::address & address, uint16_t port, std::shared_ptr<NTCP2Session> conn); void Connect(const boost::asio::ip::address & address, uint16_t port, std::shared_ptr<NTCP2Session> conn);
NTCP2FrameBuffer * NewNTCP2FrameBuffer () { return m_NTCP2FrameBuffersPool.Acquire(); }
void DeleteNTCP2FrameBuffer (NTCP2FrameBuffer * buf) { return m_NTCP2FrameBuffersPool.Release(buf); }
private: private:
void Run (); void Run ();
@ -258,6 +262,8 @@ namespace transport
std::map<i2p::data::IdentHash, std::shared_ptr<NTCP2Session> > m_NTCP2Sessions; std::map<i2p::data::IdentHash, std::shared_ptr<NTCP2Session> > m_NTCP2Sessions;
std::list<std::shared_ptr<NTCP2Session> > m_PendingIncomingSessions; std::list<std::shared_ptr<NTCP2Session> > m_PendingIncomingSessions;
i2p::util::MemoryPool<NTCP2FrameBuffer> m_NTCP2FrameBuffersPool; // TODO: remove
public: public:
// for HTTP/I2PControl // for HTTP/I2PControl

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