Wireshark · Wireshark-dev: Re: [Wireshark-dev] Byte Ordering in Dissector

[Jeff Morriss <jeff.morriss.ws@xxxxxxxxx>]

Barry Constantine wrote:
> Hello,
>
> I am running into a problem because the uint32 of my protocol is not in 
> network byte order, but is in reverse byte order.
>
> How can I override the default assumption of network byte order when I 
> insert the uint32 into the dissector tree?

If you're using proto_tree_add_item() the last parameter specifies if 
the value is big or little endian:

proto_tree_add_item(tree, id, tvb, start, length, little_endian);

If you're fetching the value yourself you can use tvb_get_letoh*().