On 14/03/2013, at 9:32 PM, Guy Harris wrote:
> On Mar 14, 2013, at 1:22 PM, David Arnold <davida@xxxxxxxxx> wrote:
>
>> I'm working on a dissector for a protocol that encodes a timestamp as a 64-bit number of nanoseconds since midnight.
>
> Is that "midnight on a particular date", where the date appears in the packet along with the time-of-day, or is it "midnight since some implicit day" (e.g., "today") or "midnight since some date specified in some other packet"?
It's implicit, and midnight today (the protocol is NASDAQ OUCH-4.x)
d