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Re: [lwip-devel] tcp sending balance state
From: |
narke |
Subject: |
Re: [lwip-devel] tcp sending balance state |
Date: |
Sat, 10 Mar 2012 14:55:35 +0800 |
On 10 March 2012 03:44, Kieran Mansley <address@hidden> wrote:
>
> On 9 Mar 2012, at 08:26, narke wrote:
>
>> Hi,
>>
>> How do I get know a pcb is balanced in sending. By that, I mean, I
>> want to know SND.UNA == SND.NXT. From the pcb struct, however, I
>> don't get how to query these status. Does the pcb->unsent == NULL
>> and pcb->unacked == NULL do the same job?
>
> There isn't an API to do that. You can look at the fields in the pcb, but
> there is no guarantee that they will remain the same in future versions.
> unsent==NULL and unacked==NULL means everything has been sent and
> acknowledged (which is I think what you want).
>
> Kieran
Thanks. I'll used it at least before new API available.
--
Life is the only flaw in an otherwise perfect nonexistence
-- Schopenhauer
narke
public key at http://subkeys.pgp.net:11371 (address@hidden)