Imported Upstream version 4.0.0~alpha1

Former-commit-id: 806294f5ded97629b74c85c09952f2a74fe182d9

external/referencesource/System.Net/net/UdpSingleSourceMulticastClient.cs

@@ -0,0 +1,61 @@
+using System;
+using System.ComponentModel;
+namespace System.Net.Sockets
+{
+    //introduced for supporting design-time loading of System.Windows.dll
+    [Obsolete("This API supports the .NET Framework infrastructure and is not intended to be used directly from your code.", true)]
+    [EditorBrowsable(EditorBrowsableState.Never)]
+    public class UdpSingleSourceMulticastClient : IDisposable
+    {
+        //introduced for supporting design-time loading of System.Windows.dll
+        [Obsolete("This API supports the .NET Framework infrastructure and is not intended to be used directly from your code.", true)]
+        [EditorBrowsable(EditorBrowsableState.Never)]
+
+        public UdpSingleSourceMulticastClient(IPAddress sourceAddress, IPAddress groupAddress, int localPort) { }
+
+        //introduced for supporting design-time loading of System.Windows.dll
+        [Obsolete("This API supports the .NET Framework infrastructure and is not intended to be used directly from your code.", true)]
+        [EditorBrowsable(EditorBrowsableState.Never)]
+        public IAsyncResult BeginJoinGroup(AsyncCallback callback, object state) { throw new SocketException((int)(SocketError.AccessDenied)); }
+
+        //introduced for supporting design-time loading of System.Windows.dll
+        [Obsolete("This API supports the .NET Framework infrastructure and is not intended to be used directly from your code.", true)]
+        [EditorBrowsable(EditorBrowsableState.Never)]
+        public IAsyncResult BeginReceiveFromSource(byte[] buffer, int offset, int count, AsyncCallback callback, object state) { throw new SocketException((int)(SocketError.AccessDenied)); }
+
+        //introduced for supporting design-time loading of System.Windows.dll
+        [Obsolete("This API supports the .NET Framework infrastructure and is not intended to be used directly from your code.", true)]
+        [EditorBrowsable(EditorBrowsableState.Never)]
+        public IAsyncResult BeginSendToSource(byte[] buffer, int offset, int count, int remotePort, AsyncCallback callback, object state) { throw new SocketException((int)(SocketError.AccessDenied)); }
+
+        //introduced for supporting design-time loading of System.Windows.dll
+        [Obsolete("This API supports the .NET Framework infrastructure and is not intended to be used directly from your code.", true)]
+        [EditorBrowsable(EditorBrowsableState.Never)]
+        public void Dispose() { }
+
+        //introduced for supporting design-time loading of System.Windows.dll
+        [Obsolete("This API supports the .NET Framework infrastructure and is not intended to be used directly from your code.", true)]
+        [EditorBrowsable(EditorBrowsableState.Never)]
+        public void EndJoinGroup(IAsyncResult result) { }
+
+        //introduced for supporting design-time loading of System.Windows.dll
+        [Obsolete("This API supports the .NET Framework infrastructure and is not intended to be used directly from your code.", true)]
+        [EditorBrowsable(EditorBrowsableState.Never)]
+        public int EndReceiveFromSource(IAsyncResult result, out int sourcePort) { throw new SocketException((int)(SocketError.AccessDenied)); }
+
+        //introduced for supporting design-time loading of System.Windows.dll
+        [Obsolete("This API supports the .NET Framework infrastructure and is not intended to be used directly from your code.", true)]
+        [EditorBrowsable(EditorBrowsableState.Never)]
+        public void EndSendToSource(IAsyncResult result) { }
+
+        //introduced for supporting design-time loading of System.Windows.dll
+        [Obsolete("This API supports the .NET Framework infrastructure and is not intended to be used directly from your code.", true)]
+        [EditorBrowsable(EditorBrowsableState.Never)]
+        public int ReceiveBufferSize { get; set; }
+
+        //introduced for supporting design-time loading of System.Windows.dll
+        [Obsolete("This API supports the .NET Framework infrastructure and is not intended to be used directly from your code.", true)]
+        [EditorBrowsable(EditorBrowsableState.Never)]
+        public int SendBufferSize { get; set; }
+    }
+}