[ENet-discuss] Enet Header size

[Daniel Aquino]

I would like to see it nicely documented like in this other udp library:
http://airhook.ofb.net/protocol.html

They show an image in a format that you would readily see to describe the
udp/tcp packet headers...

On Thu, Jan 8, 2009 at 4:53 PM, Yaser Zhian <y at yaserzt.com> wrote:

> Peter Soxberger wrote:
> ...
> > If I calculate the real size of a packet, is this correct:
> >
> > [UDP Header]+[ENet Headers]+[packet->dataLength] = Packet Size
> >
>
> As someone already mentioned, ENET packs more than one user packet into
> a single UDP packet. But I'm not exactly sure how one should handle that.
> And the UDP header size is always 64 bits (8 bytes.)
>
> Also, I think you should take into account the IP protocol header as
> well. If you use IPv4, which you probably do, the header size is
> somewhere between 160 bits (20 bytes) and 480 bits (60 bytes.) But the
> excess header size is due to IPv4 "options" which, AFAIK, are seldom (if
> ever) used any more.
> If you happen to use IPv6 (does ENET even run on this?) the header size
> for that is a fixed 320 bits (or 40 bytes.)
>
> Hope this helps.
> -yzt
>
>
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