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Hello,

After some intense hacking my colleagues and I realized that we misunderstood the protocol... In fact the server was replying on another port! This seems a rather strange design...
...

Hum, in fact I was sending too much data to the server...

Now select never returns...

Hum, apparently this was not the cause...

Hello,

I have realized that there is a nasty bug in my code (I don't send enough data to the server). I can't test now (it's too late) but I will keep you informed later...

Hello,

The socket is open as usual:


*sockfd = socket(AF_INET, SOCK_STREAM, 0);
if (*sockfd < 0) {
sockerror("in connect_to_robot (socket creation)");
return DOCONNECT_FAIL;
...

Hello everybody,

I'm not a socket expert but I have some experience with serial ports I/O under linux...

I am working on client/server project for a home-brew protocol. There was a previous...