[lwip-users] Re: lwip-users Digest, Vol 67, Issue 5

[Chen]

1) I tried checking
tcp_sndbuf, but I doubt it is the
answer, for the thruput rate is way too low, and I can send much more
error-free without it

2) When I lwip_send too much data, the program actually crashes --- I
will investigate   more on the cause


> Date: Tue, 03 Mar 2009 13:38:31
> +0000
> From: Kieran Mansley <address@hidden>
> Subject: Re: [lwip-users] questions regarding tx
> To: Mailing list for lwIP users <address@hidden>
> Message-ID:
> <address@hidden>
> Content-Type: text/plain
>
> On Mon, 2009-03-02 at 15:28 -0500, Chen wrote:
> > A few more questions about tx:
> > 
> > Which routine to call to find out the size of the available
> output
> > buffer before calling lwip_send? which can easily hang when
> overran
>
> I don't think such a function is available as part of the sockets
> API.
> By "hang", do you mean "block", or does something go
> seriously wrong?
>
> Kieran