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//------------------------------------------------------------------------------
// <copyright file="TimeSpanMinutesConverter.cs" company="Microsoft">
// Copyright (c) Microsoft Corporation. All rights reserved.
// </copyright>
//------------------------------------------------------------------------------
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)]
public sealed class MachineKeyValidationConverter : ConfigurationConverterBase {
public override object ConvertTo(ITypeDescriptorContext ctx, CultureInfo ci, object value, Type type) {
if (!(value is MachineKeyValidation)) {
throw new ArgumentException(SR.GetString(SR.Config_Invalid_enum_value, "SHA1, MD5, 3DES, AES, HMACSHA256, HMACSHA384, HMACSHA512"));
}
return ConvertFromEnum((MachineKeyValidation)value);
}
public override object ConvertFrom(ITypeDescriptorContext ctx, CultureInfo ci, object data)
{
return ConvertToEnum((string)data);
}
internal static string ConvertFromEnum(MachineKeyValidation enumValue)
{
switch (enumValue) {
case MachineKeyValidation.SHA1:
return "SHA1";
case MachineKeyValidation.MD5:
return "MD5";
case MachineKeyValidation.TripleDES:
return "3DES";
case MachineKeyValidation.AES:
return "AES";
case MachineKeyValidation.HMACSHA256:
return "HMACSHA256";
case MachineKeyValidation.HMACSHA384:
return "HMACSHA384";
case MachineKeyValidation.HMACSHA512:
return "HMACSHA512";
default:
throw new ArgumentException(SR.GetString(SR.Wrong_validation_enum));
}
}
internal static MachineKeyValidation ConvertToEnum(string strValue)
{
if (strValue==null)
return MachineKeySection.DefaultValidation;
switch (strValue)
{
case "SHA1":
return MachineKeyValidation.SHA1;
case "MD5":
return MachineKeyValidation.MD5;
case "3DES":
return MachineKeyValidation.TripleDES;
case "AES":
return MachineKeyValidation.AES;
case "HMACSHA256":
return MachineKeyValidation.HMACSHA256;
case "HMACSHA384":
return MachineKeyValidation.HMACSHA384;
case "HMACSHA512":
return MachineKeyValidation.HMACSHA512;
default:
if (strValue.StartsWith("alg:", StringComparison.Ordinal))
return MachineKeyValidation.Custom;
throw new ArgumentException(SR.GetString(SR.Wrong_validation_enum));
}
}
}
}
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