Re: [HACKERS] cidr
От | Paul A Vixie |
---|---|
Тема | Re: [HACKERS] cidr |
Дата | |
Msg-id | 199807210459.VAA04300@bb.rc.vix.com обсуждение исходный текст |
Ответ на | Re: [HACKERS] cidr (darcy@druid.net (D'Arcy J.M. Cain)) |
Ответы |
Re: [HACKERS] cidr
Re: [HACKERS] cidr |
Список | pgsql-hackers |
> I missed some of the earlier discussion. Is there going to be a separate > IP type or is that just x.x.x.x/32? I like the idea of a host type as > well. I would love to sort my IPs and have 198.96.119.99 precede > 198.96.119.100. the ordering functions given in the implementation i posted here yesterday do that, and they also show 192.5.5/24 as being "before" 192.5.5.0/32, which is important for those of us who import routing tables into database tables. i don't see a need for a separate type for /32's; if someone enters just the dotted quad (198.96.119.100 for example) the "/32" will be assumed. i'd be willing to see the "/32" stripped off in the output function since it's a bit redundant -- i didn't do that but it's out of habit rather than strong belief. if folks really can't get behind "CIDR" then may i suggest "INET"? it's not a "NET" or an "IPADDR" or "INADDR" or "INNET" or "HOST". it is capable of representing either a network or a host, classlessly. that makes it a CIDR to those in the routing or registry business. and before someone asks: no, it is not IPv4-specific. my implementation encodes the address family and is capable of supporting IPv6 if the "internallength" wants to be 13 or if someone knows how to make it variable-length.
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