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Re: [lwip-users] will lwip support asyncselect just like WSAAsyncSelect
From: |
Kieran Mansley |
Subject: |
Re: [lwip-users] will lwip support asyncselect just like WSAAsyncSelect |
Date: |
Sun, 3 Apr 2011 11:44:14 +0100 |
On 2 Apr 2011, at 06:29, chenyintao wrote:
> Hi!
> I want to use lwip 1.3.2 to support multiple sessions in a embedded system.
> But I foud it is so inefficient to use the api select when there are 64
> sockets as clients.For example,a modbus client socket can only do the
> receive data after all the 64 sockets finish sending.
> will anyone can help me to solve the problem.
No, I don't think we have anything like WSAAsyncSelect.
> ps:in my case,64 clients sockets will send data at the same time and the
> sever may not respond at once,so for a socket,it will receive the packet from
> the server after a really long time
I'm not sure I fully understand your application. Can you give an example of
how you're calling select. I didn't think lwIP supported that many sockets in
the select set for example.
Kieran