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// Copyright (c) Microsoft. All rights reserved.
// Licensed under the MIT license. See LICENSE file in the project root for full license information.
namespace System.Runtime {
using System;
using System.Runtime.CompilerServices;
using System.Runtime.ConstrainedExecution;
using System.Security.Permissions;
using System.Diagnostics.Contracts;
// These settings are the same format as in clr\src\vm\gcpriv.h
// make sure you change that file if you change this file!
[Serializable]
public enum GCLargeObjectHeapCompactionMode
{
Default = 1,
CompactOnce = 2
}
[Serializable]
public enum GCLatencyMode
{
Batch = 0,
Interactive = 1,
LowLatency = 2,
SustainedLowLatency = 3
}
public static class GCSettings
{
public static GCLatencyMode LatencyMode
{
[System.Security.SecuritySafeCritical] // auto-generated
[ReliabilityContract(Consistency.WillNotCorruptState, Cer.Success)]
get
{
return (GCLatencyMode)(GC.GetGCLatencyMode());
}
// We don't want to allow this API when hosted.
[System.Security.SecurityCritical] // auto-generated_required
[HostProtection(MayLeakOnAbort = true)]
[ReliabilityContract(Consistency.WillNotCorruptState, Cer.Success)]
set
{
if ((value < GCLatencyMode.Batch) || (value > GCLatencyMode.SustainedLowLatency))
{
throw new ArgumentOutOfRangeException(Environment.GetResourceString("ArgumentOutOfRange_Enum"));
}
Contract.EndContractBlock();
GC.SetGCLatencyMode((int)value);
}
}
public static GCLargeObjectHeapCompactionMode LargeObjectHeapCompactionMode
{
[System.Security.SecuritySafeCritical] // auto-generated
[ReliabilityContract(Consistency.WillNotCorruptState, Cer.Success)]
get
{
return (GCLargeObjectHeapCompactionMode)(GC.GetLOHCompactionMode());
}
// We don't want to allow this API when hosted.
[System.Security.SecurityCritical] // auto-generated_required
[HostProtection(MayLeakOnAbort = true)]
[ReliabilityContract(Consistency.WillNotCorruptState, Cer.Success)]
set
{
if ((value < GCLargeObjectHeapCompactionMode.Default) ||
(value > GCLargeObjectHeapCompactionMode.CompactOnce))
{
throw new ArgumentOutOfRangeException(Environment.GetResourceString("ArgumentOutOfRange_Enum"));
}
Contract.EndContractBlock();
GC.SetLOHCompactionMode((int)value);
}
}
public static bool IsServerGC
{
[System.Security.SecuritySafeCritical] // auto-generated
get {
return GC.IsServerGC();
}
}
}
}
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