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Re: [lwip-users] SNTP client does not work


From: Simon Goldschmidt
Subject: Re: [lwip-users] SNTP client does not work
Date: Thu, 29 Jan 2015 15:56:07 +0100

Karl Karpfen wrote:
> No but there I have to specify the IP of the NTP-server to communcate with
> My assumption: when I have to ntohl() the netif-IP, I have to do that for
> the NTP-IP and the port-number too. Is this wrong?

Yes.

Do you have evidence that there is an endianness problem here? Have you checked 
with wireshark what gets sent?

BTW: ipaddr_aton already returns network byte order and udp_sendto() takes a 
host byte order port. Please first check your code before assuming bugs in 
other people's code ;-)

Simon



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