Xun Chen wrote:
Maybe I should track down the return from pbuf_alloc to confirm that I
indeed have a valid buffer
Yes, that would indeed be a *very* good idea!
Given the question in the subject: you'll just have to try again.
Unfortunately, there's currently no way of registering a callback
Subject: Re: [lwip-users] How to find out if I can send out more UDP
packets?
Message-ID: <f9ed410a-78fd-68fb-2849-a31051940...@gmail.com>
Content-Type: text/plain; charset=utf-8; format=flowed
sendto adds a header to the pbuf you allocated and calls the send
function on your driv
Hi there,
I use udp_sendto to output packets, if I space them in time to make sure
the packets are sent, everything is fine, but if I call udp_sendto too
frequently, I will run into error code -1, out of memory.
Which lwip raw API can I call to find out if I have the resource before
I