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/* RHSBL checker.
Copyright (C) 2006, 2007 Jan Rafaj
Copyright (C) 2008 Sergey Poznyakoff
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3, or (at your option)
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
#require dns
#require match_cidr
#pragma regex push +extended
func match_rhsbl(string email, string zone, string iprange)
returns number
do
if %iprange = 'ANY'
set iprange '127.0.0.0/8'
fi
if not (%email matches '@.+$'m4_ifdef(`COMPAT_4_3',`
and %iprange matches `'''`^([0-9]{1,3}\.){3}[0-9]{1,3}/[0-9]{1,2}$'`''))
return 0
fi
return match_cidr (resolve ((domainpart %email), %zone), %iprange)
done
#pragma regex pop
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