d233b8cb50
more fixes to stats database for migration last connection set when client connects and disconnects update GeoIP datatbase
143 lines
8.4 KiB
C#
143 lines
8.4 KiB
C#
/* CountryLookup.cs
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*
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* Copyright (C) 2008 MaxMind, Inc. All Rights Reserved.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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using SharedLibraryCore;
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using System;
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using System.IO;
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using System.Net;
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namespace CountryLookupProj
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{
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/// <summary>
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/// Summary description for CountryLookup.
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/// </summary>
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public class CountryLookup
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{
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private FileStream fileInput;
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private static long COUNTRY_BEGIN = 16776960;
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private static string[] countryCode =
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{ "--","AP","EU","AD","AE","AF","AG","AI","AL","AM","AN","AO","AQ","AR","AS","AT","AU","AW","AZ","BA","BB","BD","BE","BF","BG","BH","BI","BJ","BM","BN","BO","BR","BS","BT","BV","BW","BY","BZ","CA","CC","CD","CF","CG","CH","CI","CK","CL","CM","CN","CO","CR","CU","CV","CX","CY","CZ","DE","DJ","DK","DM","DO","DZ",
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"EC","EE","EG","EH","ER","ES","ET","FI","FJ","FK","FM","FO","FR","FX","GA","GB","GD","GE","GF","GH","GI","GL","GM","GN","GP","GQ","GR","GS","GT","GU","GW","GY","HK","HM","HN","HR","HT","HU","ID","IE","IL","IN","IO","IQ","IR","IS","IT","JM","JO","JP","KE","KG","KH","KI","KM","KN","KP","KR","KW","KY","KZ",
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"LA","LB","LC","LI","LK","LR","LS","LT","LU","LV","LY","MA","MC","MD","MG","MH","MK","ML","MM","MN","MO","MP","MQ","MR","MS","MT","MU","MV","MW","MX","MY","MZ","NA","NC","NE","NF","NG","NI","NL","NO","NP","NR","NU","NZ","OM","PA","PE","PF","PG","PH","PK","PL","PM","PN","PR","PS","PT","PW","PY","QA",
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"RE","RO","RU","RW","SA","SB","SC","SD","SE","SG","SH","SI","SJ","SK","SL","SM","SN","SO","SR","ST","SV","SY","SZ","TC","TD","TF","TG","TH","TJ","TK","TM","TN","TO","TL","TR","TT","TV","TW","TZ","UA","UG","UM","US","UY","UZ","VA","VC","VE","VG","VI","VN","VU","WF","WS","YE","YT","RS","ZA","ZM","ME","ZW","A1","A2",
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"O1","AX","GG","IM","JE","BL","MF"
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};
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private static string[] countryName =
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{"a third world country","Asia/Pacific Region","Europe","Andorra","United Arab Emirates","Afghanistan","Antigua and Barbuda","Anguilla","Albania","Armenia","Netherlands Antilles","Angola","Antarctica","Argentina","American Samoa","Austria","Australia","Aruba","Azerbaijan","Bosnia and Herzegovina","Barbados","Bangladesh","Belgium",
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"Burkina Faso","Bulgaria","Bahrain","Burundi","Benin","Bermuda","Brunei Darussalam","Bolivia","Brazil","Bahamas","Bhutan","Bouvet Island","Botswana","Belarus","Belize","Canada","Cocos (Keeling) Islands","Congo, The Democratic Republic of the","Central African Republic","Congo","Switzerland","Cote D'Ivoire",
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"Cook Islands","Chile","Cameroon","China","Colombia","Costa Rica","Cuba","Cape Verde","Christmas Island","Cyprus","Czech Republic","Germany","Djibouti","Denmark","Dominica","Dominican Republic","Algeria","Ecuador","Estonia","Egypt","Western Sahara","Eritrea","Spain","Ethiopia","Finland","Fiji","Falkland Islands (Malvinas)",
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"Micronesia, Federated States of","Faroe Islands","France","France, Metropolitan","Gabon","United Kingdom","Grenada","Georgia","French Guiana","Ghana","Gibraltar","Greenland","Gambia","Guinea","Guadeloupe","Equatorial Guinea","Greece","South Georgia and the South Sandwich Islands","Guatemala","Guam","Guinea-Bissau","Guyana",
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"Hong Kong","Heard Island and McDonald Islands","Honduras","Croatia","Haiti","Hungary","Indonesia","Ireland","Israel","India","British Indian Ocean Territory","Iraq","Iran, Islamic Republic of","Iceland","Italy","Jamaica","Jordan","Japan","Kenya","Kyrgyzstan","Cambodia","Kiribati","Comoros","Saint Kitts and Nevis",
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"Korea, Democratic People's Republic of","Korea, Republic of","Kuwait","Cayman Islands","Kazakstan","Lao People's Democratic Republic","Lebanon","Saint Lucia","Liechtenstein","Sri Lanka","Liberia","Lesotho","Lithuania","Luxembourg","Latvia","Libyan Arab Jamahiriya","Morocco","Monaco","Moldova, Republic of","Madagascar",
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"Marshall Islands","Macedonia","Mali","Myanmar","Mongolia","Macau","Northern Mariana Islands","Martinique","Mauritania","Montserrat","Malta","Mauritius","Maldives","Malawi","Mexico","Malaysia","Mozambique","Namibia","New Caledonia","Niger","Norfolk Island","Nigeria","Nicaragua","Netherlands",
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"Norway","Nepal","Nauru","Niue","New Zealand","Oman","Panama","Peru","French Polynesia","Papua New Guinea","Philippines","Pakistan","Poland","Saint Pierre and Miquelon","Pitcairn Islands","Puerto Rico","Palestinian Territory","Portugal","Palau","Paraguay","Qatar","Reunion","Romania","Russian Federation","Rwanda","Saudi Arabia",
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"Solomon Islands","Seychelles","Sudan","Sweden","Singapore","Saint Helena","Slovenia","Svalbard and Jan Mayen","Slovakia","Sierra Leone","San Marino","Senegal","Somalia","Suriname","Sao Tome and Principe","El Salvador","Syrian Arab Republic","Swaziland","Turks and Caicos Islands","Chad","French Southern Territories","Togo",
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"Thailand","Tajikistan","Tokelau","Turkmenistan","Tunisia","Tonga","Timor-Leste","Turkey","Trinidad and Tobago","Tuvalu","Taiwan","Tanzania, United Republic of","Ukraine","Uganda","United States Minor Outlying Islands","United States","Uruguay","Uzbekistan","Holy See (Vatican City State)","Saint Vincent and the Grenadines",
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"Venezuela","Virgin Islands, British","Virgin Islands, U.S.","Vietnam","Vanuatu","Wallis and Futuna","Samoa","Yemen","Mayotte","Serbia","South Africa","Zambia","Montenegro","Zimbabwe","Anonymous Proxy","Satellite Provider",
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"Other","Aland Islands","Guernsey","Isle of Man","Jersey","Saint Barthelemy","Saint Martin"};
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public CountryLookup(string fileName)
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{
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fileInput = new FileStream(fileName, FileMode.Open, FileAccess.Read);
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}
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private long AddrToNum(IPAddress addr)
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{
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long ipnum = 0;
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byte[] b = BitConverter.GetBytes((UInt32)addr.ToString().ConvertToIP());
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for (int i = 0; i < 4; ++i)
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{
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long y = b[i];
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if (y < 0)
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{
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y += 256;
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}
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ipnum += y << ((3 - i) * 8);
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}
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return ipnum;
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}
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public string LookupCountryCode(IPAddress addr)
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{
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return (countryCode[(int)SeekCountry(0, AddrToNum(addr), 31)]);
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}
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public string LookupCountryName(string str)
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{
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IPAddress addr;
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try
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{
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addr = IPAddress.Parse(str);
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}
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catch (FormatException)
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{
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return "a third world country";
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}
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return LookupCountryName(addr);
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}
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public string LookupCountryName(IPAddress addr)
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{
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return (countryName[(int)SeekCountry(0, AddrToNum(addr), 31)]);
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}
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private long SeekCountry(long offset, long ipnum, int depth)
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{
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byte[] buf = new byte[6];
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long[] x = new long[2];
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fileInput.Seek(6 * offset, 0);
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fileInput.Read(buf, 0, 6);
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for (int i = 0; i < 2; i++)
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{
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x[i] = 0;
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for (int j = 0; j < 3; j++)
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{
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int y = buf[i * 3 + j];
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if (y < 0)
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{
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y += 256;
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}
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x[i] += (y << (j * 8));
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}
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}
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if ((ipnum & (1 << depth)) > 0)
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{
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if (x[1] >= COUNTRY_BEGIN)
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{
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return x[1] - COUNTRY_BEGIN;
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}
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return SeekCountry(x[1], ipnum, depth - 1);
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}
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else
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{
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if (x[0] >= COUNTRY_BEGIN)
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{
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return x[0] - COUNTRY_BEGIN;
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}
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return SeekCountry(x[0], ipnum, depth - 1);
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}
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}
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}
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}
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