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// System.Runtime.CompilerServices.RuntimeHelpers
//
// Sean MacIsaac (macisaac@ximian.com)
// Paolo Molaro (lupus@ximian.com)
//
// (C) Ximian, Inc. 2001
//
// Copyright (C) 2004 Novell, Inc (http://www.novell.com)
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
#if NET_2_0
using System.Runtime.ConstrainedExecution;
#endif
namespace System.Runtime.CompilerServices
{
#if NET_2_0
public static class RuntimeHelpers
#else
[Serializable]
public sealed class RuntimeHelpers
#endif
{
#if NET_2_0
public delegate void TryCode (Object userData);
public delegate void CleanupCode (Object userData, bool exceptionThrown);
#endif
#if !NET_2_0
private RuntimeHelpers () {}
#endif
[MethodImplAttribute(MethodImplOptions.InternalCall)]
static extern void InitializeArray (Array array, IntPtr fldHandle);
public static void InitializeArray (Array array, RuntimeFieldHandle fldHandle)
{
InitializeArray (array, fldHandle.Value);
}
public static extern int OffsetToStringData {
[MethodImpl (MethodImplOptions.InternalCall)]
get;
}
#if NET_1_1
public static int GetHashCode (object o) {
return Object.InternalGetHashCode (o);
}
public static new bool Equals (object o1, object o2) {
// LAMESPEC: According to MSDN, this is equivalent to
// Object::Equals (). But the MS version of Object::Equals()
// includes the functionality of ValueType::Equals(), while
// our version does not.
if (o1 == o2)
return true;
if ((o1 == null) || (o2 == null))
return false;
if (o1 is ValueType)
return ValueType.DefaultEquals (o1, o2);
else
return Object.Equals (o1, o2);
}
#endif
[MethodImplAttribute(MethodImplOptions.InternalCall)]
public static extern object GetObjectValue (object obj);
[MethodImplAttribute(MethodImplOptions.InternalCall)]
static extern void RunClassConstructor (IntPtr type);
public static void RunClassConstructor (RuntimeTypeHandle type)
{
RunClassConstructor (type.Value);
}
#if NET_2_0
[MonoTODO("Not implemented")]
public static void ExecuteCodeWithGuaranteedCleanup (TryCode code, CleanupCode backoutCode, Object userData) {
throw new NotImplementedException ();
}
[MonoTODO("Not implemented")]
[ReliabilityContract (Consistency.WillNotCorruptState, Cer.MayFail)]
public static void PrepareConstrainedRegions () {
throw new NotImplementedException ();
}
[MonoTODO("Not implemented")]
[ReliabilityContract (Consistency.WillNotCorruptState, Cer.MayFail)]
public static void PrepareConstrainedRegionsNoOP () {
throw new NotImplementedException ();
}
[MonoTODO("Not implemented")]
[ReliabilityContract (Consistency.WillNotCorruptState, Cer.MayFail)]
public static void ProbeForSufficientStack() {
throw new NotImplementedException ();
}
[MonoTODO("Not implemented")]
public static void PrepareDelegate (Delegate d) {
if (d == null)
throw new ArgumentNullException ("d");
throw new NotImplementedException ();
}
[MonoTODO]
public static void PrepareMethod (RuntimeMethodHandle method) {
throw new NotImplementedException ();
}
[MonoTODO]
public static void PrepareMethod (RuntimeMethodHandle method, RuntimeTypeHandle[] instantiation) {
throw new NotImplementedException ();
}
[MonoTODO]
public static void RunModuleConstructor (ModuleHandle module) {
throw new NotImplementedException ();
}
#endif
}
}
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