00001 /**************************************************************** 00002 * Vidalia is distributed under the following license: 00003 * 00004 * Copyright (C) 2006, Matt Edman, Justin Hipple 00005 * 00006 * This program is free software; you can redistribute it and/or 00007 * modify it under the terms of the GNU General Public License 00008 * as published by the Free Software Foundation; either version 2 00009 * of the License, or (at your option) any later version. 00010 * 00011 * This program is distributed in the hope that it will be useful, 00012 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00013 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00014 * GNU General Public License for more details. 00015 * 00016 * You should have received a copy of the GNU General Public License 00017 * along with this program; if not, write to the Free Software 00018 * Foundation, Inc., 51 Franklin Street, Fifth Floor, 00019 * Boston, MA 02110-1301, USA. 00020 ****************************************************************/ 00021 00022 /** 00023 * \file ipvalidator.cpp 00024 * \version $Id: ipvalidator.cpp 1563 2006-12-26 06:06:04Z edmanm $ 00025 * \brief Validates an entered IP address 00026 */ 00027 00028 #include "ipvalidator.h" 00029 00030 /** Regular expression to validate that input is a valid IP address. */ 00031 #define IP_REGEXP "\\b(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)"\ 00032 "\\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)"\ 00033 "\\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)"\ 00034 "\\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\\b" 00035 00036 #define MATCH_ALL "*" /**< Match all IP addresses. */ 00037 00038 00039 /** Constructor. */ 00040 IPValidator::IPValidator(QObject *parent) 00041 : QRegExpValidator(QRegExp(IP_REGEXP), parent) 00042 { 00043 } 00044 00045 /** Validates the given input is either a valid IP or a "*". */ 00046 QValidator::State 00047 IPValidator::validate(QString &input, int &pos) const 00048 { 00049 if (input == MATCH_ALL) { 00050 return QValidator::Acceptable; 00051 } 00052 return QRegExpValidator::validate(input, pos); 00053 } 00054 00055 /** Validates the given input from position 0. */ 00056 QValidator::State 00057 IPValidator::validate(QString &input) const 00058 { 00059 int discard = 0; 00060 return validate(input, discard); 00061 } 00062