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Re: [lwip-users] FreeRTOS / lwip multiple connections


From: vincent cui
Subject: Re: [lwip-users] FreeRTOS / lwip multiple connections
Date: Fri, 2 Sep 2011 03:06:02 +0000

HI:

#if LWIP_TCP_KEEPALIVE
    lwip_setsockopt(clientfd, SOL_SOCKET,  SO_KEEPALIVE,  (void 
*)&mytcp_keepalive, sizeof(mytcp_keepalive));
        lwip_setsockopt(clientfd, IPPROTO_TCP, TCP_KEEPIDLE,  (void 
*)&mytcp_keepIdle,  sizeof(mytcp_keepIdle));
        lwip_setsockopt(clientfd, IPPROTO_TCP, TCP_KEEPINTVL, (void 
*)&mytcp_keepIntvl, sizeof(mytcp_keepIntvl));
        lwip_setsockopt(clientfd, IPPROTO_TCP, TCP_KEEPCNT,   (void 
*)&mytcp_keepCount, sizeof(mytcp_keepCount)); 
#endif

Above code enable socket keepalive function ... it really works 

锘?Vincent Cui
Sr.Firmware Engineer
Mobile: +8613482482211
Tel: +86 21 34612525x6104
Fax: +86 21 34619770
E-Mail: address@hidden
Shanghai EnLogic Electric Technology Co., Ltd.
Address: 1104-1106, Building A, No.391, Guiping Road, Xuhui District, Shanghai, 
200233
http://www.enlogic.com

-----Original Message-----
From: address@hidden [mailto:address@hidden On Behalf Of Kieran Mansley
Sent: 2011年9月2日 3:22
To: Mailing list for lwIP users
Subject: Re: [lwip-users] FreeRTOS / lwip multiple connections


On 31 Aug 2011, at 01:18, vincent cui wrote:

> K:
> You mean I need make accept socket to be non-blocking , right ?

No, I'm not sure why you need any of your sockets to be non-blocking.

Kieran

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