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adding TCP_NODELAY socket flag #33

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mentaal wants to merge 2 commits into from
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adding TCP_NODELAY socket flag #33

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c2e1b75
adding TCP_NODELAY socket flag to server socket to reduce transaction…
Jun 20, 2018
a9b7601
Adding redifine for SOL_TCP if it's not defined in included headers o…
Jul 15, 2018
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11 changes: 11 additions & 0 deletions erpc_c/transports/erpc_tcp_transport.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -39,6 +39,7 @@
#include <netdb.h>
#include <signal.h>
#include <string>
#include <netinet/tcp.h>
#include <sys/socket.h>
#include <sys/types.h>
#include <unistd.h>
Expand All @@ -57,6 +58,9 @@ using namespace erpc;
#define TCP_DEBUG_ERR(_msg_)
#endif

#ifndef SOL_TCP
#define SOL_TCP IPPROTO_TCP
#endif
////////////////////////////////////////////////////////////////////////////////
// Code
////////////////////////////////////////////////////////////////////////////////
Expand Down Expand Up @@ -299,6 +303,13 @@ void TCPTransport::serverThread(void)
::close(serverSocket);
return;
}
result = setsockopt(serverSocket, SOL_TCP, TCP_NODELAY, &yes, sizeof(yes));
if (result < 0)
{
TCP_DEBUG_ERR("setsockopt failed");
::close(serverSocket);
return;
}

// Bind socket to address.
result = bind(serverSocket, (struct sockaddr *)&serverAddress, sizeof(serverAddress));
Expand Down
1 change: 1 addition & 0 deletions erpc_python/erpc/transport.py
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Expand Up @@ -149,6 +149,7 @@ def _serve(self):
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
s.setblocking(1)
s.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
s.setsockopt(socket.SOL_TCP, socket.TCP_NODELAY, 1)
s.bind((self._host, self._port))
s.listen(5)

Expand Down