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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.IO;
using System.Globalization;
using System.Runtime;
namespace System.ServiceModel.Security
{
public abstract class NonceCache
{
TimeSpan cachingTime;
int maxCachedNonces;
/// <summary>
/// TThe max timespan after which a Nonce is deleted from the NonceCache. This value should be atleast twice the maxclock Skew added to the replayWindow size.
/// </summary>
public TimeSpan CachingTimeSpan
{
get
{
return this.cachingTime;
}
set
{
if (value < TimeSpan.Zero)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentOutOfRangeException("value", value,
SR.GetString(SR.SFxTimeoutOutOfRange0)));
}
if (TimeoutHelper.IsTooLarge(value))
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentOutOfRangeException("value", value,
SR.GetString(SR.SFxTimeoutOutOfRangeTooBig)));
}
this.cachingTime = value;
}
}
/// <summary>
/// The maximum size of the NonceCache.
/// </summary>
public int CacheSize
{
get
{
return this.maxCachedNonces;
}
set
{
if (value < 0)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentOutOfRangeException("value", value,
SR.GetString(SR.ValueMustBeNonNegative)));
}
this.maxCachedNonces = value;
}
}
public abstract bool TryAddNonce(byte[] nonce);
public abstract bool CheckNonce(byte[] nonce);
}
}
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