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Re: [lwip-users] Netconn API_ client TCP

From: Simon Goldschmidt
Subject: Re: [lwip-users] Netconn API_ client TCP
Date: Wed, 28 Apr 2010 10:42:11 +0200

Nicolas Dioli wrote:
> Hello,
> i have a problem of mbox during initialisation of Netconn API. I had 
> seen an exemple of TCP server but i hadn't seen a TCP client:
> http://cvs.savannah.gnu.org/viewvc/contrib/apps/tcpecho/tcpecho.c?revision=1.2&root=lwip&view=markup
> So, i wonder if i forgot something (init, bind , ...) ?
> There is my code:
>                      pppInit();
>                      mem_init();
>                      tcpip_init(noop, NULL);            //lwip init() + 
> create tcpip thread;

The problem is here: you don't wait for tcpip_init to be finished. Wait for the 
init-done callback to be called (e.g. by using a mutex).

>                      pd=pppOpen(io, noop, NULL);        //create pppmain 
> thread

That's not very thread-safe too, but I guess that's not your problem currently?

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