Re: [Libevent-users] evbuffer_pullup contain buffer which contain header information of next packet

[Azat Khuzhin <a3at.mail@xxxxxxxxx>]

On Wed, Jul 26, 2017 at 8:01 PM, ravi chandran <ravigct27@xxxxxxxxx> wrote:
> Sorry, I actually forget to inform you that the packet header contain the
> length of the payload data. I have a buffer event filter function which
> returns BEV_OK after ensuring that event buffer contains data of atleast
> length bytes excluding header length. Once the filter function return BEV_OK
> , libevent is invoking my callback function inside which I do a
> evbuffer_pullup passing lenght of the payload data as argument.

How do you use data after evbuffer_pullup() with evbuffer_get_length() or not?

with evbuffer_get_length():
  write(2, evbuffer_pullup(evbuf, -1), evbuffer_get_length(evbuf));

without:
  puts(evbuffer_pullup(evbuf, -1));
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