Code:
/ DotNET / DotNET / 8.0 / untmp / whidbey / REDBITS / ndp / fx / src / xsp / System / Web / Configuration / MachineKeyConverter.cs / 2 / MachineKeyConverter.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- using System; using System.Collections; using System.IO; using System.Reflection; using System.Security.Permissions; using System.Xml; using System.Collections.Specialized; using System.Globalization; using System.ComponentModel; using System.Security; using System.Text; using System.Configuration; namespace System.Web.Configuration { [System.Security.Permissions.HostProtection(MayLeakOnAbort = true)] [AspNetHostingPermission(SecurityAction.LinkDemand, Level=AspNetHostingPermissionLevel.Minimal)] public sealed class MachineKeyValidationConverter : ConfigurationConverterBase { public override object ConvertTo(ITypeDescriptorContext ctx, CultureInfo ci, object value, Type type) { if ((value != null) && (value.GetType() != typeof(MachineKeyValidation))) { throw new ArgumentException(SR.GetString(SR.Invalid_enum_value, "SHA1, MD5, 3DES, AES")); } switch ((MachineKeyValidation)value) { case MachineKeyValidation.SHA1: return (string) "SHA1"; case MachineKeyValidation.MD5: return (string)"MD5"; case MachineKeyValidation.TripleDES: return (string)"3DES"; case MachineKeyValidation.AES: return (string)"AES"; default: throw new ArgumentOutOfRangeException("value"); } } public override object ConvertFrom(ITypeDescriptorContext ctx, CultureInfo ci, object data) { // Debug.Assert( data is string ); string s = (string)data; switch (s) { case "SHA1": return MachineKeyValidation.SHA1; case "MD5": return MachineKeyValidation.MD5; case "3DES": return MachineKeyValidation.TripleDES; case "AES": return MachineKeyValidation.AES; default: throw new ArgumentException(SR.GetString(SR.Config_Invalid_enum_value, "SHA1, MD5, 3DES, AES")); } } } }
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