From: Simon Arlott <simon@fire.lp0.eu>
To: "Templin, Fred L" <Fred.L.Templin@boeing.com>
Cc: "YOSHIFUJI Hideaki / 吉藤英明" <yoshfuji@linux-ipv6.org>,
netdev@axxeo.de, netdev@vger.kernel.org
Subject: Re: [PATCH 02/05] ipv6: RFC4214 Support
Date: Wed, 07 Nov 2007 19:01:47 +0000 [thread overview]
Message-ID: <47320B9B.6050301@simon.arlott.org.uk> (raw)
In-Reply-To: <39C363776A4E8C4A94691D2BD9D1C9A1029EDBF4@XCH-NW-7V2.nw.nos.boeing.com>
On 07/11/07 18:52, Templin, Fred L wrote:
>> > > > > + eui[0] = 0;
>> > > > > +
>> > > > > + /* Check for RFC3330 global address ranges */
>> > > > > + if (((ipv4 >= 0x01000000) && (ipv4 < 0x0a000000)) ||
>> > > > > + ((ipv4 >= 0x0b000000) && (ipv4 < 0x7f000000)) ||
>> > > > > + ((ipv4 >= 0x80000000) && (ipv4 < 0xa9fe0000)) ||
>> > > > > + ((ipv4 >= 0xa9ff0000) && (ipv4 < 0xac100000)) ||
>> > > > > + ((ipv4 >= 0xac200000) && (ipv4 < 0xc0a80000)) ||
>> > > > > + ((ipv4 >= 0xc0a90000) && (ipv4 < 0xc6120000)) ||
>> > > > > + ((ipv4 >= 0xc6140000) && (ipv4 <
>> 0xe0000000))) eui[0] |=
>> > > > > 0x2;
>> I don't understand.
>>
>> For example, 1.0.0.11 is valid IPv4 global address.
>> In little-endian, this is not in the range of
>> 0x00000001 <= addr <= 0x0000000a (addr is 0x0b000001).
>
> Maybe it is I who did not understand. Can you suggest a clean solution?
((ipv4 & htonl(0xFF000000)) == htonl(0x0A000000)) etc.?
--
Simon Arlott
next prev parent reply other threads:[~2007-11-07 19:01 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-11-07 1:16 [PATCH 02/05] ipv6: RFC4214 Support Templin, Fred L
2007-11-07 15:58 ` Ingo Oeser
2007-11-07 16:12 ` Templin, Fred L
2007-11-07 18:12 ` YOSHIFUJI Hideaki / 吉藤英明
2007-11-07 18:24 ` Templin, Fred L
2007-11-07 18:48 ` YOSHIFUJI Hideaki / 吉藤英明
2007-11-07 18:52 ` Templin, Fred L
2007-11-07 19:01 ` Simon Arlott [this message]
2007-11-07 19:32 ` Templin, Fred L
2007-11-07 19:38 ` Simon Arlott
2007-11-07 19:47 ` YOSHIFUJI Hideaki / 吉藤英明
2007-11-09 18:12 ` Ingo Oeser
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