[lwip-users] Re: [lwip] Tcp - FIN_WAIT_1 state

[Kieran Mansley]

On 5 Feb 2002, avi wrote:
> There is something I couldn't understand regarding the actions done in 
> FIN_WAIT_1 state:
> When the lwip receive FIN in the FIN_WAIT_1 state it call to:
> tcp_ack_now()
> tcp_pcb_purge()
> Shouldn't the tcp_output should be called before the tcp_pcb_purge,
> cause when it will be called the tcp_output wil have nothing to send.

I'm not sure I understand quite what you mean, but tcp_ack_now() does call
tcp_output() before it returns.  Calling tcp_output() again would have no
purpose.

Hope that helps,

Kieran

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