mcs/class/referencesource/System.ServiceModel/System/ServiceModel/LocalAppContextSwitches.cs

   1 // <copyright>
   2 // Copyright (c) Microsoft Corporation.  All rights reserved.
   3 // </copyright>
   4 namespace System.ServiceModel
   5 {
   6     using System;
   7     using System.Runtime.CompilerServices;
   8
   9     // When adding a quirk, name it such that false is new behavior and true is old behavior.
  10     // You are opting IN to old behavior. The new behavior is default.
  11     // For example, we want to enable the functionality to explicitly add a connection close header
  12     // in 4.6 and above. So we set DisableExplicitConnectionCloseHeader to true if running 4.5.2 or less.
  13     internal static class LocalAppContextSwitches
  14     {
  15         private const string DisableExplicitConnectionCloseHeaderString = "Switch.System.ServiceModel.DisableExplicitConnectionCloseHeader";
  16         private const string AllowUnsignedToHeaderString = "Switch.System.ServiceModel.AllowUnsignedToHeader";
  17         private const string DisableCngCertificatesString = "Switch.System.ServiceModel.DisableCngCertificates";
  18
  19         private static int disableExplicitConnectionCloseHeader;
  20         private static int allowUnsignedToHeader;
  21         private static int disableCngCertificates;
  22
  23         public static bool DisableExplicitConnectionCloseHeader
  24         {
  25             [MethodImpl(MethodImplOptions.AggressiveInlining)]
  26             get
  27             {
  28                 return LocalAppContext.GetCachedSwitchValue(DisableExplicitConnectionCloseHeaderString, ref disableExplicitConnectionCloseHeader);
  29             }
  30         }
  31
  32         public static bool AllowUnsignedToHeader
  33         {
  34             [MethodImpl(MethodImplOptions.AggressiveInlining)]
  35             get
  36             {
  37                 return LocalAppContext.GetCachedSwitchValue(AllowUnsignedToHeaderString, ref allowUnsignedToHeader);
  38             }
  39         }
  40
  41         public static bool DisableCngCertificates
  42         {
  43             [MethodImpl(MethodImplOptions.AggressiveInlining)]
  44             get
  45             {
  46                 return LocalAppContext.GetCachedSwitchValue(DisableCngCertificatesString, ref disableCngCertificates);
  47             }
  48         }
  49
  50         public static void SetDefaultsLessOrEqual_452()
  51         {
  52 #pragma warning disable BCL0012
  53             // Define the switches that should be true for 4.5.2 or less, false for 4.6+.
  54             LocalAppContext.DefineSwitchDefault(DisableExplicitConnectionCloseHeaderString, true);
  55 #pragma warning restore BCL0012
  56         }
  57
  58         public static void SetDefaultsLessOrEqual_461()
  59         {
  60 #pragma warning disable BCL0012
  61             // Define the switches that should be true for 4.6.1 or less, false for 4.6.2+.
  62             LocalAppContext.DefineSwitchDefault(DisableCngCertificatesString, true);
  63 #pragma warning restore BCL0012
  64         }
  65     }
  66 }