599 lines
15 KiB
C#
599 lines
15 KiB
C#
// CoreUtil
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//
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// Copyright (C) 2012-2014 Daiyuu Nobori. All Rights Reserved.
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// Copyright (C) 2012-2014 SoftEther VPN Project at University of Tsukuba. All Rights Reserved.
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// Comments: Tetsuo Sugiyama, Ph.D.
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//
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// This program is free software; you can redistribute it and/or
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// modify it under the terms of the GNU General Public License
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// version 2 as published by the Free Software Foundation.
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//
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// This program 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
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// GNU 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 License version 2
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// along with this program; 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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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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// IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
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// CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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// TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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// SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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//
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// THE LICENSE AGREEMENT IS ATTACHED ON THE SOURCE-CODE PACKAGE
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// AS "LICENSE.TXT" FILE. READ THE TEXT FILE IN ADVANCE TO USE THE SOFTWARE.
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//
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//
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// THIS SOFTWARE IS DEVELOPED IN JAPAN, AND DISTRIBUTED FROM JAPAN,
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// UNDER JAPANESE LAWS. YOU MUST AGREE IN ADVANCE TO USE, COPY, MODIFY,
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// MERGE, PUBLISH, DISTRIBUTE, SUBLICENSE, AND/OR SELL COPIES OF THIS
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// SOFTWARE, THAT ANY JURIDICAL DISPUTES WHICH ARE CONCERNED TO THIS
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// SOFTWARE OR ITS CONTENTS, AGAINST US (SOFTETHER PROJECT, SOFTETHER
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// CORPORATION, DAIYUU NOBORI OR OTHER SUPPLIERS), OR ANY JURIDICAL
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// DISPUTES AGAINST US WHICH ARE CAUSED BY ANY KIND OF USING, COPYING,
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// MODIFYING, MERGING, PUBLISHING, DISTRIBUTING, SUBLICENSING, AND/OR
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// SELLING COPIES OF THIS SOFTWARE SHALL BE REGARDED AS BE CONSTRUED AND
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// CONTROLLED BY JAPANESE LAWS, AND YOU MUST FURTHER CONSENT TO
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// EXCLUSIVE JURISDICTION AND VENUE IN THE COURTS SITTING IN TOKYO,
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// JAPAN. YOU MUST WAIVE ALL DEFENSES OF LACK OF PERSONAL JURISDICTION
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// AND FORUM NON CONVENIENS. PROCESS MAY BE SERVED ON EITHER PARTY IN
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// THE MANNER AUTHORIZED BY APPLICABLE LAW OR COURT RULE.
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//
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// USE ONLY IN JAPAN. DO NOT USE THIS SOFTWARE IN ANOTHER COUNTRY UNLESS
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// YOU HAVE A CONFIRMATION THAT THIS SOFTWARE DOES NOT VIOLATE ANY
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// CRIMINAL LAWS OR CIVIL RIGHTS IN THAT PARTICULAR COUNTRY. USING THIS
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// SOFTWARE IN OTHER COUNTRIES IS COMPLETELY AT YOUR OWN RISK. THE
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// SOFTETHER VPN PROJECT HAS DEVELOPED AND DISTRIBUTED THIS SOFTWARE TO
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// COMPLY ONLY WITH THE JAPANESE LAWS AND EXISTING CIVIL RIGHTS INCLUDING
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// PATENTS WHICH ARE SUBJECTS APPLY IN JAPAN. OTHER COUNTRIES' LAWS OR
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// CIVIL RIGHTS ARE NONE OF OUR CONCERNS NOR RESPONSIBILITIES. WE HAVE
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// NEVER INVESTIGATED ANY CRIMINAL REGULATIONS, CIVIL LAWS OR
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// INTELLECTUAL PROPERTY RIGHTS INCLUDING PATENTS IN ANY OF OTHER 200+
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// COUNTRIES AND TERRITORIES. BY NATURE, THERE ARE 200+ REGIONS IN THE
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// WORLD, WITH DIFFERENT LAWS. IT IS IMPOSSIBLE TO VERIFY EVERY
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// COUNTRIES' LAWS, REGULATIONS AND CIVIL RIGHTS TO MAKE THE SOFTWARE
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// COMPLY WITH ALL COUNTRIES' LAWS BY THE PROJECT. EVEN IF YOU WILL BE
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// SUED BY A PRIVATE ENTITY OR BE DAMAGED BY A PUBLIC SERVANT IN YOUR
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// COUNTRY, THE DEVELOPERS OF THIS SOFTWARE WILL NEVER BE LIABLE TO
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// RECOVER OR COMPENSATE SUCH DAMAGES, CRIMINAL OR CIVIL
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// RESPONSIBILITIES. NOTE THAT THIS LINE IS NOT LICENSE RESTRICTION BUT
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// JUST A STATEMENT FOR WARNING AND DISCLAIMER.
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//
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//
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// SOURCE CODE CONTRIBUTION
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// ------------------------
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//
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// Your contribution to SoftEther VPN Project is much appreciated.
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// Please send patches to us through GitHub.
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// Read the SoftEther VPN Patch Acceptance Policy in advance:
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// http://www.softether.org/5-download/src/9.patch
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//
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//
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// DEAR SECURITY EXPERTS
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// ---------------------
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//
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// If you find a bug or a security vulnerability please kindly inform us
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// about the problem immediately so that we can fix the security problem
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// to protect a lot of users around the world as soon as possible.
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//
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// Our e-mail address for security reports is:
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// softether-vpn-security [at] softether.org
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//
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// Please note that the above e-mail address is not a technical support
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// inquiry address. If you need technical assistance, please visit
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// http://www.softether.org/ and ask your question on the users forum.
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//
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// Thank you for your cooperation.
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//
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//
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// NO MEMORY OR RESOURCE LEAKS
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// ---------------------------
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//
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// The memory-leaks and resource-leaks verification under the stress
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// test has been passed before release this source code.
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using System;
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using System.Threading;
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using System.Data;
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using System.Data.Sql;
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using System.Data.SqlClient;
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using System.Data.SqlTypes;
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using System.Text;
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using System.Configuration;
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using System.Collections;
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using System.Collections.Generic;
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using System.Security.Cryptography;
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using System.Web;
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using System.Web.Security;
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using System.Web.UI;
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using System.Web.UI.WebControls;
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using System.Web.UI.WebControls.WebParts;
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using System.Web.UI.HtmlControls;
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using System.IO;
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using System.Drawing;
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using System.Drawing.Imaging;
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using System.Drawing.Drawing2D;
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using System.Diagnostics;
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using System.Web.Mail;
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using System.Net;
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using System.Net.Sockets;
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using System.Net.NetworkInformation;
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using System.Net.Mail;
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using System.Net.Mime;
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using System.Reflection;
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using CoreUtil;
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namespace CoreUtil
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{
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public static class Env
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{
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static object lockObj = new object();
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static bool inited = false;
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static Env()
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{
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initCache();
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}
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static void initCache()
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{
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lock (lockObj)
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{
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if (inited == false)
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{
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initValues();
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inited = true;
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}
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}
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}
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static string homeDir;
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static public string HomeDir
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{
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get { return homeDir; }
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}
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static string exeFileName;
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static public string ExeFileName
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{
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get { return exeFileName; }
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}
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static string exeFileDir;
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static public string ExeFileDir
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{
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get { return exeFileDir; }
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}
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static string windowsDir;
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static public string WindowsDir
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{
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get { return windowsDir; }
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}
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static string systemDir;
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static public string SystemDir
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{
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get { return systemDir; }
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}
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static string tempDir;
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static public string TempDir
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{
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get { return tempDir; }
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}
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static string winTempDir;
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static public string WinTempDir
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{
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get { return winTempDir; }
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}
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static string windowsDrive;
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static public string WindowsDrive
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{
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get { return windowsDrive; }
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}
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static string programFilesDir;
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static public string ProgramFilesDir
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{
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get { return programFilesDir; }
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}
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static string personalStartMenuDir;
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static public string PersonalStartMenuDir
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{
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get { return personalStartMenuDir; }
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}
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static string personalProgramsDir;
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static public string PersonalProgramsDir
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{
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get { return personalProgramsDir; }
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}
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static string personalStartupDir;
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static public string PersonalStartupDir
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{
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get { return personalStartupDir; }
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}
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static string personalAppDataDir;
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static public string PersonalAppDataDir
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{
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get { return personalAppDataDir; }
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}
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static string personalDesktopDir;
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static public string PersonalDesktopDir
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{
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get { return personalDesktopDir; }
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}
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static string myDocumentsDir;
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static public string MyDocumentsDir
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{
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get { return myDocumentsDir; }
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}
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static string localAppDataDir;
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static public string LocalAppDataDir
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{
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get { return localAppDataDir; }
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}
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static string userName;
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static public string UserName
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{
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get { return userName; }
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}
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static string userNameEx;
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static public string UserNameEx
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{
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get { return userNameEx; }
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}
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static string machineName;
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static public string MachineName
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{
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get { return machineName; }
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}
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static string commandLine;
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public static string CommandLine
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{
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get { return commandLine; }
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}
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public static StrToken CommandLineList
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{
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get
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{
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return new StrToken(CommandLine);
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}
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}
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static OperatingSystem osInfo;
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public static OperatingSystem OsInfo
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{
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get { return osInfo; }
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}
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static bool isNt;
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public static bool IsNt
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{
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get { return isNt; }
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}
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static bool is9x;
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public static bool Is9x
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{
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get { return is9x; }
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}
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static bool isCe;
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public static bool IsCe
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{
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get { return isCe; }
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}
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static bool isLittleEndian;
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public static bool IsLittleEndian
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{
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get { return Env.isLittleEndian; }
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}
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public static bool IsBigEndian
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{
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get { return !IsLittleEndian; }
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}
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static bool isAdmin;
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public static bool IsAdmin
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{
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get { return Env.isAdmin; }
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}
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static int processId;
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public static int ProcessId
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{
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get { return Env.processId; }
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}
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static string myTempDir;
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public static string MyTempDir
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{
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get { return myTempDir; }
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}
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static IO lockFile;
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public static bool Is64BitProcess
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{
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get
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{
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return (IntPtr.Size == 8);
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}
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}
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public static bool Is64BitWindows
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{
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get
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{
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return Is64BitProcess || Kernel.InternalCheckIsWow64();
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}
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}
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public static bool IsWow64
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{
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get
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{
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return Kernel.InternalCheckIsWow64();
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}
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}
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static void initValues()
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{
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exeFileName = IO.RemoteLastEnMark(getMyExeFileName());
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if (Str.IsEmptyStr(exeFileName) == false)
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{
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exeFileDir = IO.RemoteLastEnMark(Path.GetDirectoryName(exeFileName));
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}
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else
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{
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exeFileDir = "";
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}
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homeDir = IO.RemoteLastEnMark(Kernel.GetEnvStr("HOME"));
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if (Str.IsEmptyStr(homeDir))
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{
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homeDir = IO.RemoteLastEnMark(Kernel.GetEnvStr("HOMEDRIVE") + Kernel.GetEnvStr("HOMEPATH"));
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}
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if (Str.IsEmptyStr(homeDir))
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{
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homeDir = CurrentDir;
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}
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systemDir = IO.RemoteLastEnMark(Environment.GetFolderPath(Environment.SpecialFolder.System));
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windowsDir = IO.RemoteLastEnMark(Path.GetDirectoryName(systemDir));
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tempDir = IO.RemoteLastEnMark(Path.GetTempPath());
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winTempDir = IO.RemoteLastEnMark(Path.Combine(windowsDir, "Temp"));
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IO.MakeDir(winTempDir);
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if (windowsDir.Length >= 2 && windowsDir[1] == ':')
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{
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windowsDrive = windowsDir.Substring(0, 2).ToUpper();
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}
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else
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{
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windowsDrive = "C:";
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}
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programFilesDir = IO.RemoteLastEnMark(Environment.GetFolderPath(Environment.SpecialFolder.ProgramFiles));
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personalStartMenuDir = IO.RemoteLastEnMark(Environment.GetFolderPath(Environment.SpecialFolder.StartMenu));
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personalProgramsDir = IO.RemoteLastEnMark(Environment.GetFolderPath(Environment.SpecialFolder.Programs));
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personalStartupDir = IO.RemoteLastEnMark(Environment.GetFolderPath(Environment.SpecialFolder.Startup));
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personalAppDataDir = IO.RemoteLastEnMark(Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData));
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personalDesktopDir = IO.RemoteLastEnMark(Environment.GetFolderPath(Environment.SpecialFolder.DesktopDirectory));
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myDocumentsDir = IO.RemoteLastEnMark(Environment.GetFolderPath(Environment.SpecialFolder.MyDocuments));
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localAppDataDir = IO.RemoteLastEnMark(Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData));
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userName = Environment.UserName;
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try
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{
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userNameEx = Environment.UserDomainName + "\\" + userName;
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}
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catch
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{
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userNameEx = userName;
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}
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machineName = Environment.MachineName;
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commandLine = initCommandLine(Environment.CommandLine);
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osInfo = Environment.OSVersion;
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isNt = (osInfo.Platform == PlatformID.Win32NT);
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isCe = (osInfo.Platform == PlatformID.WinCE);
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is9x = !(isNt || isCe);
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isLittleEndian = BitConverter.IsLittleEndian;
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processId = System.Diagnostics.Process.GetCurrentProcess().Id;
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isAdmin = checkIsAdmin();
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initMyTempDir();
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}
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static void deleteUnusedTempDir()
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{
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DirEntry[] files;
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files = IO.EnumDir(Env.tempDir);
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foreach (DirEntry e in files)
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{
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if (e.IsFolder)
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{
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if (e.FileName.StartsWith("NET_", StringComparison.CurrentCultureIgnoreCase) && e.FileName.Length == 8)
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{
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string dirFullName = Path.Combine(Env.tempDir, e.fileName);
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string lockFileName = Path.Combine(dirFullName, "LockFile.dat");
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bool deleteNow = false;
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try
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{
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IO io = IO.FileOpen(lockFileName);
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io.Close();
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try
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{
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io = IO.FileOpen(lockFileName, true);
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deleteNow = true;
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io.Close();
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}
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catch
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{
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}
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}
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catch
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{
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DirEntry[] files2;
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deleteNow = true;
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try
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{
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files2 = IO.EnumDir(dirFullName);
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foreach (DirEntry e2 in files2)
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{
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if (e2.IsFolder == false)
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{
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string fullPath = Path.Combine(dirFullName, e2.fileName);
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try
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{
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IO io2 = IO.FileOpen(fullPath, true);
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io2.Close();
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}
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catch
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{
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deleteNow = false;
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}
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}
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}
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}
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catch
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{
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deleteNow = false;
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}
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}
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if (deleteNow)
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{
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IO.DeleteDir(dirFullName, true);
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}
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}
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}
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}
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}
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static void initMyTempDir()
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{
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try
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{
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deleteUnusedTempDir();
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}
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catch
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{
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}
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int num = 0;
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while (true)
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{
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byte[] rand = Secure.Rand(2);
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string tmp2 = Str.ByteToStr(rand);
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string tmp = Path.Combine(Env.tempDir, "NET_" + tmp2);
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if (IO.IsDirExists(tmp) == false && IO.MakeDir(tmp))
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{
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Env.myTempDir = tmp;
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break;
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}
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if ((num++) >= 100)
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{
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throw new SystemException();
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}
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}
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string lockFileName = Path.Combine(Env.myTempDir, "LockFile.dat");
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lockFile = IO.FileCreate(lockFileName);
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}
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static bool checkIsAdmin()
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{
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try
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{
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string name = "Vpn_Check_Admin_Key_NET_" + processId.ToString();
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string teststr = Str.GenRandStr();
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if (Reg.WriteStr(RegRoot.LocalMachine, "", name, teststr) == false)
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{
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return false;
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}
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try
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{
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string ret = Reg.ReadStr(RegRoot.LocalMachine, "", name);
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if (ret == teststr)
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{
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return true;
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}
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return false;
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}
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finally
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{
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Reg.DeleteValue(RegRoot.LocalMachine, "", name);
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}
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}
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catch
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{
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return false;
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}
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}
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static string initCommandLine(string src)
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{
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try
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{
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int i;
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if (src.Length >= 1 && src[0] == '\"')
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{
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i = src.IndexOf('\"', 1);
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}
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else
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{
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i = src.IndexOf(' ');
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}
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if (i == -1)
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{
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return "";
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}
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else
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{
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return src.Substring(i + 1).TrimStart(' ');
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}
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}
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catch
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{
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return "";
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}
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}
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static string getMyExeFileName()
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{
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try
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{
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Assembly mainAssembly = Assembly.GetEntryAssembly();
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Module[] modules = mainAssembly.GetModules();
|
|
return modules[0].FullyQualifiedName;
|
|
}
|
|
catch
|
|
{
|
|
return "";
|
|
}
|
|
}
|
|
|
|
static public string CurrentDir
|
|
{
|
|
get
|
|
{
|
|
return IO.RemoteLastEnMark(Environment.CurrentDirectory);
|
|
}
|
|
}
|
|
static public string NewLine
|
|
{
|
|
get
|
|
{
|
|
return Environment.NewLine;
|
|
}
|
|
}
|
|
}
|
|
}
|