Danny Mayer wrote:
> Jan Ceuleers wrote:
>> This means that there is no need to allocate memory for constructing the
>> reply packet, no need to copy data from received to transmitted packet, etc.
>
> This is also false. That's not what the code does. The recvbuf structure
> is not even the same
Jan Ceuleers wrote:
> [EMAIL PROTECTED] wrote:
>> Just look at the NTP/SNTP request format and for ***every*** field
>> explain why would a client send it to a server. Do not pick just one
>> field like MODE, explain for ***all*** fields.
>
> I believe that the principal reason for having the s
[EMAIL PROTECTED] wrote:
> On Dec 2, 9:34 pm, [EMAIL PROTECTED] (Danny Mayer) wrote:
>> [EMAIL PROTECTED] wrote:
>>> On Dec 1, 3:07 pm, Joseph Gwinn <[EMAIL PROTECTED]> wrote:
In article
<[EMAIL PROTECTED]>,
[EMAIL PROTECTED] wrote:
> Does anybody know of any *practical* samples
[EMAIL PROTECTED] wrote:
> On Dec 3, 3:34 am, [EMAIL PROTECTED] (David
> Woolley) wrote:
>> In article <[EMAIL PROTECTED]>,
>>
>> [EMAIL PROTECTED] wrote:
>>> QueryPerformanceCounter() directly off the hardware. Windows
>>> scheduling has no impact here, the drawbacks of tick counts do not
>> Win
(sender?),
As for symmetry in request/response being uncommon, you may consder ICMP
Echo/Echo Reply and even TCP as uncommon, and that is curious.
The RFC describes formulas for computing the offset and delay. You
consider this "***alone*** is the slowest way". You imply there are
other ways t
Martin Burnicki wrote:
>
> AFAIK the code in the SNTP subdirectory has not yet been ported to
> Windows ...
>
> Martin
We probably wron't try since that code is supposed to be rewritten. The
effort doesn't justify the cost.
Danny
___
questions mailing
On Dec 3, 2:18 pm, Jan Ceuleers <[EMAIL PROTECTED]> wrote:
> [EMAIL PROTECTED] wrote:
> > Just look at the NTP/SNTP request format and for ***every*** field
> > explain why would a client send it to a server. Do not pick just one
> > field like MODE, explain for ***all*** fields.
>
> I believe t
[EMAIL PROTECTED] wrote:
> Just look at the NTP/SNTP request format and for ***every*** field
> explain why would a client send it to a server. Do not pick just one
> field like MODE, explain for ***all*** fields.
I believe that the principal reason for having the same format for the
received
On Dec 2, 9:34 pm, [EMAIL PROTECTED] (Danny Mayer) wrote:
> [EMAIL PROTECTED] wrote:
> > On Dec 1, 3:07 pm, Joseph Gwinn <[EMAIL PROTECTED]> wrote:
> >> In article
> >> <[EMAIL PROTECTED]>,
>
> >> [EMAIL PROTECTED] wrote:
> >>> Does anybody know of any *practical* samples on how to
> >>> implement
On Dec 3, 3:34 am, [EMAIL PROTECTED] (David
Woolley) wrote:
> In article <[EMAIL PROTECTED]>,
>
> [EMAIL PROTECTED] wrote:
> > QueryPerformanceCounter() directly off the hardware. Windows
> > scheduling has no impact here, the drawbacks of tick counts do not
>
> Windows scheduling will cause unce
Hal Murray wrote:
> In article
> <[EMAIL PROTECTED]>,
> [EMAIL PROTECTED] writes:
>>Does anybody know of any *practical* samples on how to
>>implement NTP/SNTP client?. The goal is to provide accurate
>>time for a program/client running on Windows Vista.
>
> Just curious. Why do you want to roll
In article <[EMAIL PROTECTED]>,
[EMAIL PROTECTED] wrote:
> QueryPerformanceCounter() directly off the hardware. Windows
> scheduling has no impact here, the drawbacks of tick counts do not
Windows scheduling will cause uncertainty in the time you get from
your SNTP requests which you use to cal
[EMAIL PROTECTED] wrote:
> On Dec 1, 3:07 pm, Joseph Gwinn <[EMAIL PROTECTED]> wrote:
>> In article
>> <[EMAIL PROTECTED]>,
>>
>> [EMAIL PROTECTED] wrote:
>>> Does anybody know of any *practical* samples on how to
>>> implement NTP/SNTP client?. The goal is to provide accurate
>>> time for a progr
[EMAIL PROTECTED] wrote:
> On Dec 1, 3:40 pm, [EMAIL PROTECTED] (Hal
> Murray) wrote:
>> In article <[EMAIL PROTECTED]>,
>>
>> [EMAIL PROTECTED] writes:
>>> Does anybody know of any *practical* samples on how to
>>> implement NTP/SNTP client?. The goal is to provide accurate
>>> time for a program
[EMAIL PROTECTED] wrote:
> The problem with any "free" utilities for Windows is that I have to
> spend the time to
> decide which one of them is safe enough to install on my PC.
> Nowadays, most of them
> are infested with viruses and crapware. I plan to use my very old PC,
> now packed in a box.
On 2007-12-02, [EMAIL PROTECTED] <[EMAIL PROTECTED]> wrote:
> On Dec 2, 7:03 am, (David Woolley) wrote:
>
>> WinZip, which most power users of Windows seem to have, can handle
>> this. Also, to the best of my recollection, gzip compiles easily on
>> Windows and there ought to be Windows builds of
[EMAIL PROTECTED] wrote:
> Does anybody know of any *practical* samples on how to
> implement NTP/SNTP client?. The goal is to provide accurate
> time for a program/client running on Windows Vista.
>
> Specifically, what values to include in the the request message,
> how to process the reply mess
On Dec 2, 7:03 am, [EMAIL PROTECTED] (David
Woolley) wrote:
> In article <[EMAIL PROTECTED]>,
>
> [EMAIL PROTECTED] wrote:
> > > In article <[EMAIL PROTECTED]>,
>
> > > [EMAIL PROTECTED] writes:
> > > >Does anybody know of any *practical* samples on how to
> > > >implement NTP/SNTP client?. The go
In article <[EMAIL PROTECTED]>,
[EMAIL PROTECTED] wrote:
> > In article <[EMAIL PROTECTED]>,
> >
> > [EMAIL PROTECTED] writes:
> > >Does anybody know of any *practical* samples on how to
> > >implement NTP/SNTP client?. The goal is to provide accurate
>From your description, NTP is not an option
On 2007-12-01, [EMAIL PROTECTED] <[EMAIL PROTECTED]> wrote:
> On Dec 1, 3:40 pm, (Hal Murray) wrote:
>
>> I'd start at: http://support.ntp.org/bin/view/Main/SoftwareDownloads
>> and look in the sntp directory.
>
>I did find it. However, the packages use gz formats used by Unix. My PC
>does not hav
In article
<[EMAIL PROTECTED]>,
[EMAIL PROTECTED] wrote:
> On Dec 1, 3:07 pm, Joseph Gwinn <[EMAIL PROTECTED]> wrote:
> > In article
> > <[EMAIL PROTECTED]>,
> >
> > [EMAIL PROTECTED] wrote:
> > > Does anybody know of any *practical* samples on how to
> > > implement NTP/SNTP client?. The goal
On Dec 1, 3:40 pm, [EMAIL PROTECTED] (Hal
Murray) wrote:
> In article <[EMAIL PROTECTED]>,
>
> [EMAIL PROTECTED] writes:
> >Does anybody know of any *practical* samples on how to
> >implement NTP/SNTP client?. The goal is to provide accurate
> >time for a program/client running on Windows Vista.
>
On Dec 1, 3:07 pm, Joseph Gwinn <[EMAIL PROTECTED]> wrote:
> In article
> <[EMAIL PROTECTED]>,
>
> [EMAIL PROTECTED] wrote:
> > Does anybody know of any *practical* samples on how to
> > implement NTP/SNTP client?. The goal is to provide accurate
> > time for a program/client running on Windows Vi
[EMAIL PROTECTED] wrote:
> Does anybody know of any *practical* samples on how to
> implement NTP/SNTP client?. The goal is to provide accurate
> time for a program/client running on Windows Vista.
[]
Why not just run NTP?
http://www.meinberg.de/english/sw/ntp.htm
Cheers,
David
_
In article <[EMAIL PROTECTED]>,
[EMAIL PROTECTED] writes:
>Does anybody know of any *practical* samples on how to
>implement NTP/SNTP client?. The goal is to provide accurate
>time for a program/client running on Windows Vista.
Just curious. Why do you want to roll your own as compared
to run on
[EMAIL PROTECTED] wrote:
> Does anybody know of any *practical* samples on how to
> implement NTP/SNTP client?. The goal is to provide accurate
> time for a program/client running on Windows Vista.
Have you seen the sntp directory in the reference implementation tarball?
_
In article
<[EMAIL PROTECTED]>,
[EMAIL PROTECTED] wrote:
> Does anybody know of any *practical* samples on how to
> implement NTP/SNTP client?. The goal is to provide accurate
> time for a program/client running on Windows Vista.
>
> Specifically, what values to include in the the request messa
Does anybody know of any *practical* samples on how to
implement NTP/SNTP client?. The goal is to provide accurate
time for a program/client running on Windows Vista.
Specifically, what values to include in the the request message,
how to process the reply message, etc.
I am NOT asking how to sen
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