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don't copy I2NP messages to NTCP2 frame

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orignal 2018-12-03 14:14:36 -05:00
parent abc4f6c70b
commit 95ab68acd1
2 changed files with 4 additions and 20 deletions
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18
libi2pd/NTCP2.cpp
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@ -1024,22 +1024,16 @@ namespace transport
{
if (!m_SendQueue.empty ())
{
auto buf = m_Server.NewNTCP2FrameBuffer ();
uint8_t * payload = buf->data ();
std::vector<std::shared_ptr<I2NPMessage> > msgs;
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;
msgs.push_back (msg);
s += (len + 3);
m_SendQueue.pop_front ();
}
else if (len + 3 > NTCP2_UNENCRYPTED_FRAME_MAX_SIZE)
@ -1050,11 +1044,7 @@ namespace transport
else
break;
}
// add padding block
s += CreatePaddingBlock (s, payload + s, NTCP2_UNENCRYPTED_FRAME_MAX_SIZE - s);
// send
SendNextFrame (payload, s);
m_Server.DeleteNTCP2FrameBuffer (buf);
SendI2NPMsgs (msgs);
}
}

6
libi2pd/NTCP2.h
View file

@ -76,7 +76,6 @@ namespace transport
// RouterInfo flags
const uint8_t NTCP2_ROUTER_INFO_FLAG_REQUEST_FLOOD = 0x01;
typedef std::array<uint8_t, NTCP2_UNENCRYPTED_FRAME_MAX_SIZE> NTCP2FrameBuffer;
struct NTCP2Establisher
{
NTCP2Establisher ();
@ -236,9 +235,6 @@ namespace transport
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:
void Run ();
@ -262,8 +258,6 @@ namespace transport
std::map<i2p::data::IdentHash, std::shared_ptr<NTCP2Session> > m_NTCP2Sessions;
std::list<std::shared_ptr<NTCP2Session> > m_PendingIncomingSessions;
i2p::util::MemoryPool<NTCP2FrameBuffer> m_NTCP2FrameBuffersPool;
public:
// for HTTP/I2PControl