On Tue, Jan 10, 2006 at 12:25:20PM -0700, Philip Prindeville wrote:
> >>I thought about all of this, by the way...  And then remembered that
> >>some networks are made of two or more adjacent CIDR blocks, but of
> >>unequal size, or not aligned (mergeable).  Look at:
> >>
> >>  '212.145.160.0/21'  => 'REJECT',
> >>  '212.145.192.0/20'  => 'REJECT',
> >>
> >>for example.  That is actually the range 212.145.160.0 -
> >>212.145.223.0. 
> >>
> >>So Patricia wouldn't work in this case.
> 
> Well, yes.   But I was hoping to add support for address ranges as well...
> I.e. "212.145.160.0-212.145.223.255" (since that's how some of them are 
> stored
> in the various ARIN, RIPE, and APNIC whois databases).

So? Net::CIDR::Lite to the rescue:

$ perl -MNet::CIDR::Lite -le \
    'print join("\n", 
Net::CIDR::Lite->new("212.145.160.0-212.145.223.255")->list)'
212.145.160.0/19
212.145.192.0/19

-- 
#!perl -wpl # mmfppfmpmmpp mmpffm <[EMAIL PROTECTED]>
$p=3-2*/[^\W\dmpf_]/i;s.[a-z]{$p}.vec($f=join('',$p-1?chr(sub{$_[0]*9+$_[1]*3+
$_[2]}->(map{/p|f/i+/f/i}split//,$&)+97):qw(m p f)[map{((ord$&)%32-1)/$_%3}(9,
3,1)]),5,1)='`'lt$&;$f.eig;                                # Jan-Pieter Cornet
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