Wireshark-dev: Re: [Wireshark-dev] BASE_CUSTOM and 64-bit values
From: David Arnold <davida@xxxxxxxxx>
Date: Thu, 14 Mar 2013 21:44:47 +0100
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)



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