How about TVB_RAW_OFFSET(tvb)?
/* Returns the offset from the first byte of real data. */
-Andrew
--- Sebastien Dubois <sebastien.dubois@xxxxxxxxxxxx> wrote:
>
> Hi all,
>
> I'm currently developping a plugin and I have a little question: Is
> it possible, from a given dissector, to get the number of bytes already
> dissected by lower-layer dissectors ? In other words, can I get the
> index relative to start of a frame/packet buffer? From my dissector
> point of view, for instance, the relative index to the start of the
> tvbuff passed to it is of course 0, which could be let's say index 50
> relative to the absolute start of the ethernet frame/packet.
>
> So is there an API call/variable that I can check to get this index?
>
> Thanks in advance
> /Sebastien
>
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-Andrew Feren
acferen@xxxxxxxxx