49 lines
1.3 KiB
C#
49 lines
1.3 KiB
C#
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//------------------------------------------------------------------------------
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// <copyright file="counter.cs" company="Microsoft">
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// Copyright (c) Microsoft Corporation. All rights reserved.
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// </copyright>
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//------------------------------------------------------------------------------
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namespace System.Web.Util {
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using System;
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using System.Web;
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using System.Runtime.InteropServices;
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/// <devdoc>
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/// <para>Provides access to system timers.</para>
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/// </devdoc>
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internal sealed class Counter {
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/// <devdoc>
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/// not creatable
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/// </devdoc>
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private Counter() {
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}
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/// <devdoc>
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/// Gets the current system counter value.
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/// </devdoc>
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internal static long Value {
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get {
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long count = 0;
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SafeNativeMethods.QueryPerformanceCounter(ref count);
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return count;
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}
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}
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/// <devdoc>
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/// Gets the frequency of the system counter in counts per second.
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/// </devdoc>
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internal static long Frequency {
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get {
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long freq = 0;
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SafeNativeMethods.QueryPerformanceFrequency(ref freq);
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return freq;
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}
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}
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}
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}
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