mirror of
https://github.com/OPCFoundation/UA-.NETStandard.git
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108 lines
3.6 KiB
C#
108 lines
3.6 KiB
C#
/* ========================================================================
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* Copyright (c) 2005-2019 The OPC Foundation, Inc. All rights reserved.
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*
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* OPC Foundation MIT License 1.00
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*
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* Permission is hereby granted, free of charge, to any person
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* obtaining a copy of this software and associated documentation
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* files (the "Software"), to deal in the Software without
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* restriction, including without limitation the rights to use,
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* copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following
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* conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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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
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* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*
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* The complete license agreement can be found here:
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* http://opcfoundation.org/License/MIT/1.00/
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* ======================================================================*/
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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using System.IO;
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using System.Xml;
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using System.Runtime.Serialization;
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using System.Security.Cryptography;
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using Opc.Ua.Configuration;
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namespace Opc.Ua.Com.Client
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{
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/// <summary>
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/// Validates UserName.
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/// </summary>
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public class UserNameValidator
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{
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/// <summary>
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/// Triple DES Key
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/// </summary>
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private const string strKey = "h13h6m9F";
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/// <summary>
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/// Triple DES initialization vector
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/// </summary>
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private const string strIV = "Zse5";
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#region Constructors
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/// <summary>
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/// The default constructor.
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/// </summary>
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public UserNameValidator(string applicationName)
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{
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m_UserNameIdentityTokens = UserNameCreator.LoadUserName(applicationName);
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}
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#endregion
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#region Public Methods
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/// <summary>
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/// Validates a User.
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/// </summary>
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/// <param name="token">UserNameIdentityToken.</param>
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/// <returns>True if the list contains a valid item.</returns>
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public bool Validate(UserNameIdentityToken token)
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{
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return Validate(token.UserName, token.DecryptedPassword);
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}
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/// <summary>
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/// Validates a User.
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/// </summary>
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/// <param name="name">user name.</param>
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/// <param name="password">password.</param>
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/// <returns>True if the list contains a valid item.</returns>
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public bool Validate(string name, string password)
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{
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lock (m_lock)
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{
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if (!m_UserNameIdentityTokens.ContainsKey(name))
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{
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return false;
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}
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return (m_UserNameIdentityTokens[name].DecryptedPassword == password);
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}
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}
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#endregion
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#region Private Fields
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private object m_lock = new object();
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private Dictionary<string, UserNameIdentityToken> m_UserNameIdentityTokens = new Dictionary<string, UserNameIdentityToken>();
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#endregion
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}
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}
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