Re: iSCSI: Decimal encoding - why 64 bits ?

["Julian Satran \(Actcom\)" <Julian_Satran@actcom.net.il>]

You may want to add to the list port-numbers, domain specific name formats
(yes some domains mainly phone systems use decimal encodings).

A search for decimal encoded binary strings in the RFC domain gave well over
one-hundred results.

Julo
----- Original Message -----
From: "Robert Snively" <rsnively@brocade.com>
To: "'Martins Krikis'" <mkrikis@yahoo.com>; "Julian Satran (Actcom)"
<Julian_Satran@actcom.net.il>; <Black_David@emc.com>
Cc: <ips@ece.cmu.edu>
Sent: Saturday, July 06, 2002 2:37 AM
Subject: RE: iSCSI: Decimal encoding - why 64 bits ?


> The most common example would probably be the
> IP address, which is a binary value.
> It is often presented
> as four separate decimal numbers for no reason
> I can think of, except perhaps a feeling that
> hexadecimal numbers were somehow less user
> friendly for inexperienced users.
>
> See RFC 0790 and RFC 0791.
>
> Bob
>
> > -----Original Message-----
> > From: Martins Krikis [mailto:mkrikis@yahoo.com]
> > Sent: Friday, July 05, 2002 7:42 AM
> > To: Julian Satran (Actcom); Black_David@emc.com
> > Cc: ips@ece.cmu.edu
> > Subject: Re: iSCSI: Decimal encoding - why 64 bits ?
> >
> >
> >
> > --- "Julian Satran (Actcom)"
> > <Julian_Satran@actcom.net.il> wrote:
> > > Martins - you have a very good point - and we
> > > considered briefly to forbid
> > > decimal from the outset but many of the team felt
> > > that this  would be a bad
> > > idea as values get copied from a context to another.
> > > And the we looked at
> > > coding for other RFCs and we found decimal
> > > everywhere - addresses,
> > > identifiers, ports etc., and thought it would be a
> > > bad idea to forbid them
> > > in iSCSI
> >
> > Julian,
> >
> > I cannot find a single post on this mailing list
> > saying that forbidding decimal encoding for binary
> > items would be a bad idea. I did find several (and
> > quoted 4) that actually recommended dropping decimal
> > encoding for binary items. Lately there have been
> > many more such posts. All those other RFCs, I
> > suspect, are actually dealing with numbers. I have
> > no objections to using decimal encoding for numbers
> > (that is things, that normally fit in your
> > machine's registers and are treated as numerical,
> > not as bit-strings). You have yet to provide an
> > example of something that is clearly a binary
> > string (and not used as a number) and is being
> > commonly encoded in decimal. If you find such a
> > thing, can you tell us what's the scheme for telling
> > how many null-bytes this binary string starts with?
> >
> > Martins Krikis, Intel Corp.
> >
> > Disclaimer: these opinions are mine and may not
> >              be those of my employer.
> >
> >
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