RE: RE : [lwip-users] Some Help Needed Please

[Goldschmidt Simon]

> 3/ I'm agree with Kieran, you can use the same socket to send 
> and recv (lwIP is not already "thread-safe", but if I think 
> this is not a problem for sendto/recvfrom in UDP, I'm not so 

Really? Both netconn_recv() and netconn_send() call api_msg_post() which
pends on conn->mbox, and that conn (& mbox) is the same for both
threads.
So when tcpip_thread posts to that mbox, it's unknown which call (recv
or
send) has finished.

> sure for "select"). You can also use another socket to send, 
> but don't bind it to 1900/udp...


Simon