File : agpl-geoip.ads
------------------------------------------------------------------------------
-- ADAGIO - ADALID - AENEA. --
-- --
-- Copyright (C) 2003 --
-- A. Mosteo. --
-- --
-- Authors: A. Mosteo. (adagio@mosteo.com) --
-- --
-- If you have any questions in regard to this software, please address --
-- them to the above email. --
-- --
-- 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 2 of the License, 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 library; if not, write to the Free Software Foundation, --
-- Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. --
-- --
-- You are not allowed to use any part of this code to develop a program --
-- whose output would be used to harass or prosecute other users of the --
-- networks Adagio connects with. All data collected with Adagio or a tool --
-- containing Adagio code about other network users must remain --
-- confidential and cannot be made public by any mean, nor be used to --
-- harass or legally prosecute these users. --
------------------------------------------------------------------------------
-- $Id: agpl-geoip.ads,v 1.3 2004/02/03 22:52:08 Jano Exp $
-- Uses the CSV database from www.maxmind.com
with Charles.Maps.Sorted.Unbounded;
package Agpl.Geoip is
------------------------------------------------------------------------
-- Types --
------------------------------------------------------------------------
subtype Country_code is String (1 .. 2);
Unknown_country : constant Country_code := "??";
------------------------------------------------------------------------
-- Init --
------------------------------------------------------------------------
-- Call it before any other subroutine.
-- Path to database.
procedure Init (Database : in String);
------------------------------------------------------------------------
-- Country_code_from_addr --
------------------------------------------------------------------------
-- Addr in dot format, port optional
function Country_code_from_addr (Addr : in String) return Country_code;
------------------------------------------------------------------------
-- Country_name_from_addr --
------------------------------------------------------------------------
-- Addr in dot format, port optional
function Country_name_from_addr (Addr : in String) return String;
------------------------------------------------------------------------
-- Country_name_from_code --
------------------------------------------------------------------------
-- Will work only for countries with existing IP ranges.
-- "Unknown" otherwise.
function Country_name_from_code (Code : in Country_code) return String;
------------------------------------------------------------------------
-- Flag_code_from_country_code --
------------------------------------------------------------------------
-- returns "unknown" instead of "??", else the code
function Flag_code_from_country_code (Code : in Country_code)
return String;
pragma Inline (Flag_code_from_country_code);
private
type Ip_entry is record
Upper_bound : Long_long_integer; -- IP
Code : String (1 .. 2); -- Country code
end record;
package IP_maps is new Charles.Maps.Sorted.Unbounded (
Long_long_integer, Ip_entry, "<", "=");
IP_table : IP_maps.Container_type;
package Code_maps is new Charles.Maps.Sorted.Unbounded (
Country_code, Ustring, "<", "=");
Code_table : Code_maps.Container_type;
-- Parses a line of CSV and adds it to the tables
procedure Parse_line (Line : in String);
end Agpl.Geoip;