File : agpl-geoip-embedded.adb
------------------------------------------------------------------------------
-- 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. --
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-- 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. --
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-- You are not allowed to use any part of this code to develop a program --
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------------------------------------------------------------------------------
-- $Id: agpl-geoip-embedded.adb,v 1.1 2004/01/26 20:47:37 Jano Exp $
-- Uses the CSV database from www.maxmind.com
-- Allows initialization from an embedded database, if present.
with Aws.Resources;
package body Agpl.Geoip.Embedded is
------------------------------------------------------------------------
-- Init --
------------------------------------------------------------------------
-- Call it before any other subroutine.
-- Database is the name of the embedded resource (using Awsres).
procedure Init (Database : in String; Success : out Boolean) is
use Aws.Resources;
F : File_type;
Line : String (1 .. 255);
Last : Natural;
begin
Success := false; -- By now
if not Aws.Resources.Is_regular_file (Database) then
Success := false;
return; -- <-- Early exit, file not found.
end if;
Open (F, Database);
while not End_of_file (F) loop
Get_line (F, Line, Last);
Parse_line (Line (Line'First .. Last));
end loop;
Close (F);
Success := true;
exception
when others =>
Close (F);
raise;
end Init;
end Agpl.Geoip.Embedded;