Re: [lwip-users] Retransmit too quick?

[Xun Chen]

Thanks for your pointers! I will check my codes according to your suggestion

On 7/7/2015 12:00 PM, address@hidden wrote:
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> Message: 5
> Date: Mon, 06 Jul 2015 17:13:34 -0300
> From: "Sergio R. Caprile" <address@hidden>
> To: address@hidden
> Subject: Re: [lwip-users] Retransmit too quick?
> Message-ID: <address@hidden>
> Content-Type: text/plain; charset=utf-8
>
> Again, you should check how you are handling timers in your port.
> sys_check_timeouts() needs a consistent time base, it expects you
> provide a sys_now() function which returns time in milliseconds.
> You should call sys_check_timeouts() from your main loop as frequently
> as possible so it does its jobs, it will take care of time by using
> sys_now().
>
> Sorry, I can't check/follow your code, you should send the first block
> when you need it and following blocks will be sent via the tcp_sent()
> callback, check the examples.
> And, you should not be freeing pbufs the way you are doing in
> echo_recv(), please check the examples and the wiki
> http://lwip.wikia.com/wiki/Raw/TCP
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