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From: Stephen Hemminger <shemminger@vyatta.com>
To: Krzysztof Halasa <khc@pm.waw.pl>
Cc: Ben Hutchings <bhutchings@solarflare.com>,
	Herbert Xu <herbert@gondor.apana.org.au>,
	Krzysztof Oledzki <ole@ans.pl>,
	netdev@vger.kernel.org
Subject: Re: Error: an inet prefix is expected rather than "0/0".
Date: Mon, 27 Oct 2008 10:39:50 -0700	[thread overview]
Message-ID: <20081027103950.7eba4fe1@extreme> (raw)
In-Reply-To: <m3y70pn11c.fsf@maximus.localdomain>

On Wed, 15 Oct 2008 20:52:47 +0200
Krzysztof Halasa <khc@pm.waw.pl> wrote:

> Ben Hutchings <bhutchings@solarflare.com> writes:
> 
> > It's a Berkeley extension which spread via BSD and its inet_aton()
> > function.  I don't believe it's specified in any RFC.
> 
> You may be right, I won't start searching now :-)
> Anyway it was like that for years and I guess we shouldn't change it
> (except perhaps for removing).
> 
> > No, a single number is treated by inet_aton() as a 32-bit address, so 10
> > is equivalent to 0.0.0.10.
> 
> Hmm, I remember some routes being used without a dot, as a single
> number, but OTOH you're right, it was also possible to ping
> 12345678. Perhaps 10 -> 10.0 was specific to something rather than
> used generally, I don't know.

I ended up putting in a version similar to the original code but with
more error checking so it would not accept 259.1 etc.

  reply	other threads:[~2008-10-27 17:39 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-10-08 21:05 Error: an inet prefix is expected rather than "0/0" Krzysztof Oledzki
2008-10-08 21:32 ` Krzysztof Oledzki
2008-10-14 14:01   ` Herbert Xu
2008-10-14 17:46     ` Stephen Hemminger
2008-10-14 19:15       ` Krzysztof Oledzki
2008-10-14 19:18         ` Stephen Hemminger
2008-10-14 19:38           ` Ben Hutchings
2008-10-14 21:52       ` Patrick McHardy
2008-10-14 21:54         ` Patrick McHardy
2008-10-15  1:46       ` Herbert Xu
2008-10-15 15:35         ` Krzysztof Halasa
2008-10-15 16:07           ` Ben Hutchings
2008-10-15 18:52             ` Krzysztof Halasa
2008-10-27 17:39               ` Stephen Hemminger [this message]
2008-10-28  1:51                 ` Herbert Xu

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