5 // Paolo Molaro (lupus@ximian.com)
7 // (C) 2001 Ximian, Inc. http://www.ximian.com
11 // Copyright (C) 2004 Novell, Inc (http://www.novell.com)
13 // Permission is hereby granted, free of charge, to any person obtaining
14 // a copy of this software and associated documentation files (the
15 // "Software"), to deal in the Software without restriction, including
16 // without limitation the rights to use, copy, modify, merge, publish,
17 // distribute, sublicense, and/or sell copies of the Software, and to
18 // permit persons to whom the Software is furnished to do so, subject to
19 // the following conditions:
21 // The above copyright notice and this permission notice shall be
22 // included in all copies or substantial portions of the Software.
24 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
25 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
26 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
27 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
28 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
29 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
30 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
33 using System
.Runtime
.CompilerServices
;
34 using System
.Runtime
.ConstrainedExecution
;
35 using System
.Security
.Permissions
;
39 public static class GC
42 public extern static int MaxGeneration
{
43 [MethodImplAttribute(MethodImplOptions
.InternalCall
)]
47 [MethodImplAttribute (MethodImplOptions
.InternalCall
)]
48 extern static void InternalCollect (int generation
);
50 public static void Collect () {
51 InternalCollect (MaxGeneration
);
54 public static void Collect (int generation
) {
56 throw new ArgumentOutOfRangeException ("generation");
57 InternalCollect (generation
);
60 [MonoDocumentationNote ("mode parameter ignored")]
61 public static void Collect (int generation
, GCCollectionMode mode
) {
65 [MethodImplAttribute (MethodImplOptions
.InternalCall
)]
66 public extern static int GetGeneration (object obj
);
68 public static int GetGeneration (WeakReference wo
) {
69 object obj
= wo
.Target
;
71 throw new ArgumentException ();
72 return GetGeneration (obj
);
75 [MethodImplAttribute (MethodImplOptions
.InternalCall
)]
76 public extern static long GetTotalMemory (bool forceFullCollection
);
78 /* this icall has weird semantics check the docs... */
79 [ReliabilityContract (Consistency
.WillNotCorruptState
, Cer
.Success
)]
80 [MethodImplAttribute (MethodImplOptions
.InternalCall
)]
81 public extern static void KeepAlive (object obj
);
83 [MethodImplAttribute (MethodImplOptions
.InternalCall
)]
84 public extern static void ReRegisterForFinalize (object obj
);
86 [ReliabilityContractAttribute (Consistency
.WillNotCorruptState
, Cer
.Success
)]
87 [MethodImplAttribute (MethodImplOptions
.InternalCall
)]
88 public extern static void SuppressFinalize (object obj
);
90 [MethodImplAttribute (MethodImplOptions
.InternalCall
)]
91 public extern static void WaitForPendingFinalizers ();
93 [ReliabilityContractAttribute (Consistency
.WillNotCorruptState
, Cer
.Success
)]
94 [MethodImplAttribute (MethodImplOptions
.InternalCall
)]
95 public extern static int CollectionCount (int generation
);
97 [MethodImplAttribute (MethodImplOptions
.InternalCall
)]
98 private extern static void RecordPressure (long bytesAllocated
);
100 public static void AddMemoryPressure (long bytesAllocated
) {
101 RecordPressure (bytesAllocated
);
104 public static void RemoveMemoryPressure (long bytesAllocated
) {
105 RecordPressure (-bytesAllocated
);
109 [PermissionSetAttribute (SecurityAction
.LinkDemand
, Name
= "FullTrust")]
111 public static GCNotificationStatus
WaitForFullGCApproach () {
112 throw new NotImplementedException ();
115 [PermissionSetAttribute (SecurityAction
.LinkDemand
, Name
= "FullTrust")]
117 public static GCNotificationStatus
WaitForFullGCApproach (int millisecondsTimeout
) {
118 throw new NotImplementedException ();
121 [PermissionSetAttribute (SecurityAction
.LinkDemand
, Name
= "FullTrust")]
123 public static GCNotificationStatus
WaitForFullGCComplete () {
124 throw new NotImplementedException ();
127 [PermissionSetAttribute (SecurityAction
.LinkDemand
, Name
= "FullTrust")]
129 public static GCNotificationStatus
WaitForFullGCComplete (int millisecondsTimeout
) {
130 throw new NotImplementedException ();
133 [PermissionSetAttribute (SecurityAction
.LinkDemand
, Name
= "FullTrust")]
134 public static void RegisterForFullGCNotification (int maxGenerationThreshold
, int largeObjectHeapThreshold
) {
135 if (maxGenerationThreshold
< 1 || maxGenerationThreshold
> 99)
136 throw new ArgumentOutOfRangeException ("maxGenerationThreshold", maxGenerationThreshold
, "maxGenerationThreshold must be between 1 and 99 inclusive");
137 if (largeObjectHeapThreshold
< 1 || largeObjectHeapThreshold
> 99)
138 throw new ArgumentOutOfRangeException ("largeObjectHeapThreshold", largeObjectHeapThreshold
, "largeObjectHeapThreshold must be between 1 and 99 inclusive");
139 throw new NotImplementedException ();
142 [PermissionSetAttribute (SecurityAction
.LinkDemand
, Name
= "FullTrust")]
143 public static void CancelFullGCNotification () {
144 throw new NotImplementedException ();