X-Git-Url: http://wien.tomnetworks.com/gitweb/?a=blobdiff_plain;f=mcs%2Fclass%2Fcorlib%2FSystem.Threading%2FLockCookie.cs;h=6fd05e807ac2b95bae1b055a49a628575e986826;hb=f6fa8f03593266cd8d9c85771eb7db28eda85fa3;hp=9435fd780736b7dd2d4912e84d7c7fc48ffeb0ed;hpb=2007998771b1c4d9e762943676d7959daaf74385;p=mono.git

diff --git a/mcs/class/corlib/System.Threading/LockCookie.cs b/mcs/class/corlib/System.Threading/LockCookie.cs
index 9435fd78073..6fd05e807ac 100644
--- a/mcs/class/corlib/System.Threading/LockCookie.cs
+++ b/mcs/class/corlib/System.Threading/LockCookie.cs
@@ -30,10 +30,11 @@
 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 //
 
+using System.Runtime.InteropServices;
 
 namespace System.Threading
 {
-	[Serializable]
+	[ComVisible (true)]
 	public struct LockCookie
 	{
 		internal int ThreadId;
@@ -53,6 +54,41 @@ namespace System.Threading
 			ReaderLocks = reader_locks;
 			WriterLocks = writer_locks;
 		}
+
+		public override int GetHashCode ()
+		{
+			return(base.GetHashCode ());
+		}
+
+		public bool Equals (LockCookie obj)
+		{
+			if (this.ThreadId == obj.ThreadId &&
+			    this.ReaderLocks == obj.ReaderLocks &&
+			    this.WriterLocks == obj.WriterLocks) {
+				return(true);
+			} else {
+				return(false);
+			}
+		}
+		
+		public override bool Equals (Object obj)
+		{
+			if (!(obj is LockCookie)) {
+				return(false);
+			}
+			
+			return(obj.Equals (this));
+		}
+
+		public static bool operator == (LockCookie a, LockCookie b)
+		{
+			return a.Equals (b);
+		}
+
+		public static bool operator != (LockCookie a, LockCookie b)
+		{
+			return !a.Equals (b);
+		}
 	}
 }